[SCSI] bfa: Brocade BFA FC SCSI driver

Add new driver for Brocade Hardware

Signed-off-by: Jing Huang <huangj@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

MAINTAINERS

@@ -1211,6 +1211,13 @@ L:	netdev@vger.kernel.org
 S:	Supported
 F:	drivers/net/tg3.*
 
+BROCADE BFA FC SCSI DRIVER
+P:      Jing Huang
+M:      huangj@brocade.com
+L:      linux-scsi@vger.kernel.org
+S:      Supported
+F:      drivers/scsi/bfa/
+
 BSG (block layer generic sg v4 driver)
 M:	FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
 L:	linux-scsi@vger.kernel.org

drivers/scsi/Kconfig

@@ -1827,6 +1827,16 @@ config SCSI_SRP
 	  To compile this driver as a module, choose M here: the
 	  module will be called libsrp.
 
+config SCSI_BFA_FC
+	tristate "Brocade BFA Fibre Channel Support"
+	depends on PCI && SCSI
+	select SCSI_FC_ATTRS
+	help
+	  This bfa driver supports all Brocade PCIe FC/FCOE host adapters.
+
+	  To compile this driver as a module, choose M here. The module will
+	  be called bfa.
+
 endif # SCSI_LOWLEVEL
 
 source "drivers/scsi/pcmcia/Kconfig"

drivers/scsi/Makefile

@@ -86,6 +86,7 @@ obj-$(CONFIG_SCSI_QLOGIC_1280)	+= qla1280.o
 obj-$(CONFIG_SCSI_QLA_FC)	+= qla2xxx/
 obj-$(CONFIG_SCSI_QLA_ISCSI)	+= qla4xxx/
 obj-$(CONFIG_SCSI_LPFC)		+= lpfc/
+obj-$(CONFIG_SCSI_BFA_FC)	+= bfa/
 obj-$(CONFIG_SCSI_PAS16)	+= pas16.o
 obj-$(CONFIG_SCSI_T128)		+= t128.o
 obj-$(CONFIG_SCSI_DMX3191D)	+= dmx3191d.o

drivers/scsi/bfa/Makefile

@@ -0,0 +1,15 @@
+obj-$(CONFIG_SCSI_BFA_FC) := bfa.o
+
+bfa-y := bfad.o bfad_intr.o bfad_os.o bfad_im.o bfad_attr.o bfad_fwimg.o
+
+bfa-y += bfa_core.o bfa_ioc.o bfa_iocfc.o bfa_fcxp.o bfa_lps.o
+bfa-y += bfa_hw_cb.o bfa_hw_ct.o bfa_intr.o bfa_timer.o bfa_rport.o 
+bfa-y += bfa_fcport.o bfa_port.o bfa_uf.o bfa_sgpg.o bfa_module.o bfa_ioim.o
+bfa-y += bfa_itnim.o bfa_fcpim.o bfa_tskim.o bfa_log.o bfa_log_module.o
+bfa-y += bfa_csdebug.o bfa_sm.o plog.o
+
+bfa-y += fcbuild.o fabric.o fcpim.o vfapi.o fcptm.o bfa_fcs.o bfa_fcs_port.o 
+bfa-y += bfa_fcs_uf.o bfa_fcs_lport.o fab.o fdmi.o ms.o ns.o scn.o loop.o
+bfa-y += lport_api.o n2n.o rport.o rport_api.o rport_ftrs.o vport.o
+
+ccflags-y := -I$(obj) -I$(obj)/include -I$(obj)/include/cna

drivers/scsi/bfa/bfa_callback_priv.h

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_CALLBACK_PRIV_H__
+#define __BFA_CALLBACK_PRIV_H__
+
+#include <cs/bfa_q.h>
+
+typedef void    (*bfa_cb_cbfn_t) (void *cbarg, bfa_boolean_t complete);
+
+/**
+ * Generic BFA callback element.
+ */
+struct bfa_cb_qe_s {
+	struct list_head         qe;
+	bfa_cb_cbfn_t  cbfn;
+	bfa_boolean_t   once;
+	u32		rsvd;
+	void           *cbarg;
+};
+
+#define bfa_cb_queue(__bfa, __hcb_qe, __cbfn, __cbarg) do {		\
+	(__hcb_qe)->cbfn  = (__cbfn);      \
+	(__hcb_qe)->cbarg = (__cbarg);      \
+	list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q);      \
+} while (0)
+
+#define bfa_cb_dequeue(__hcb_qe)	list_del(&(__hcb_qe)->qe)
+
+#define bfa_cb_queue_once(__bfa, __hcb_qe, __cbfn, __cbarg) do {	\
+	(__hcb_qe)->cbfn  = (__cbfn);      \
+	(__hcb_qe)->cbarg = (__cbarg);      \
+	if (!(__hcb_qe)->once) {      \
+		list_add_tail((__hcb_qe), &(__bfa)->comp_q);      \
+		(__hcb_qe)->once = BFA_TRUE;				\
+	}								\
+} while (0)
+
+#define bfa_cb_queue_done(__hcb_qe) do {				\
+	(__hcb_qe)->once = BFA_FALSE;					\
+} while (0)
+
+#endif /* __BFA_CALLBACK_PRIV_H__ */

drivers/scsi/bfa/bfa_cb_ioim_macros.h

@@ -0,0 +1,205 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_cb_ioim_macros.h BFA IOIM driver interface macros.
+ */
+
+#ifndef __BFA_HCB_IOIM_MACROS_H__
+#define __BFA_HCB_IOIM_MACROS_H__
+
+#include <bfa_os_inc.h>
+/*
+ * #include <linux/dma-mapping.h>
+ *
+ * #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> #include
+ * <scsi/scsi_device.h> #include <scsi/scsi_host.h>
+ */
+#include "bfad_im_compat.h"
+
+/*
+ * task attribute values in FCP-2 FCP_CMND IU
+ */
+#define SIMPLE_Q    0
+#define HEAD_OF_Q   1
+#define ORDERED_Q   2
+#define ACA_Q       4
+#define UNTAGGED    5
+
+static inline lun_t
+bfad_int_to_lun(u32 luno)
+{
+	union {
+		u16        scsi_lun[4];
+		lun_t           bfa_lun;
+	} lun;
+
+	lun.bfa_lun     = 0;
+	lun.scsi_lun[0] = bfa_os_htons(luno);
+
+	return (lun.bfa_lun);
+}
+
+/**
+ * Get LUN for the I/O request
+ */
+#define bfa_cb_ioim_get_lun(__dio)	\
+	bfad_int_to_lun(((struct scsi_cmnd *)__dio)->device->lun)
+
+/**
+ * Get CDB for the I/O request
+ */
+static inline u8 *
+bfa_cb_ioim_get_cdb(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+
+	return ((u8 *) cmnd->cmnd);
+}
+
+/**
+ * Get I/O direction (read/write) for the I/O request
+ */
+static inline enum fcp_iodir
+bfa_cb_ioim_get_iodir(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	enum dma_data_direction dmadir;
+
+	dmadir = cmnd->sc_data_direction;
+	if (dmadir == DMA_TO_DEVICE)
+		return FCP_IODIR_WRITE;
+	else if (dmadir == DMA_FROM_DEVICE)
+		return FCP_IODIR_READ;
+	else
+		return FCP_IODIR_NONE;
+}
+
+/**
+ * Get IO size in bytes for the I/O request
+ */
+static inline u32
+bfa_cb_ioim_get_size(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+
+	return (scsi_bufflen(cmnd));
+}
+
+/**
+ * Get timeout for the I/O request
+ */
+static inline u8
+bfa_cb_ioim_get_timeout(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	/*
+	 * TBD: need a timeout for scsi passthru
+	 */
+	if (cmnd->device->host == NULL)
+		return 4;
+
+	return 0;
+}
+
+/**
+ * Get SG element for the I/O request given the SG element index
+ */
+static inline union bfi_addr_u
+bfa_cb_ioim_get_sgaddr(struct bfad_ioim_s *dio, int sgeid)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct scatterlist *sge;
+	u64        addr;
+
+	sge = (struct scatterlist *)scsi_sglist(cmnd) + sgeid;
+	addr = (u64) sg_dma_address(sge);
+
+	return (*(union bfi_addr_u *) &addr);
+}
+
+static inline u32
+bfa_cb_ioim_get_sglen(struct bfad_ioim_s *dio, int sgeid)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct scatterlist *sge;
+	u32        len;
+
+	sge = (struct scatterlist *)scsi_sglist(cmnd) + sgeid;
+	len = sg_dma_len(sge);
+
+	return len;
+}
+
+/**
+ * Get Command Reference Number for the I/O request. 0 if none.
+ */
+static inline u8
+bfa_cb_ioim_get_crn(struct bfad_ioim_s *dio)
+{
+	return 0;
+}
+
+/**
+ * Get SAM-3 priority for the I/O request. 0 is default.
+ */
+static inline u8
+bfa_cb_ioim_get_priority(struct bfad_ioim_s *dio)
+{
+	return 0;
+}
+
+/**
+ * Get task attributes for the I/O request. Default is FCP_TASK_ATTR_SIMPLE(0).
+ */
+static inline u8
+bfa_cb_ioim_get_taskattr(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	u8         task_attr = UNTAGGED;
+
+	if (cmnd->device->tagged_supported) {
+		switch (cmnd->tag) {
+		case HEAD_OF_QUEUE_TAG:
+			task_attr = HEAD_OF_Q;
+			break;
+		case ORDERED_QUEUE_TAG:
+			task_attr = ORDERED_Q;
+			break;
+		default:
+			task_attr = SIMPLE_Q;
+			break;
+		}
+	}
+
+	return task_attr;
+}
+
+/**
+ * Get CDB length in bytes for the I/O request. Default is FCP_CMND_CDB_LEN(16).
+ */
+static inline u8
+bfa_cb_ioim_get_cdblen(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+
+	return (cmnd->cmd_len);
+}
+
+
+
+#endif /* __BFA_HCB_IOIM_MACROS_H__ */

drivers/scsi/bfa/bfa_cee.c

@@ -0,0 +1,492 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <defs/bfa_defs_cee.h>
+#include <cs/bfa_trc.h>
+#include <cs/bfa_log.h>
+#include <cs/bfa_debug.h>
+#include <cee/bfa_cee.h>
+#include <bfi/bfi_cee.h>
+#include <bfi/bfi.h>
+#include <bfa_ioc.h>
+#include <cna/bfa_cna_trcmod.h>
+
+BFA_TRC_FILE(CNA, CEE);
+
+#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
+#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc)
+
+static void     bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg_s *lldp_cfg);
+static void     bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats_s
+					   *dcbcx_stats);
+static void     bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats_s
+					  *lldp_stats);
+static void     bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats_s *cfg_stats);
+static void     bfa_cee_format_cee_cfg(void *buffer);
+static void     bfa_cee_format_cee_stats(void *buffer);
+
+static void
+bfa_cee_format_cee_stats(void *buffer)
+{
+	struct bfa_cee_stats_s *cee_stats = buffer;
+	bfa_cee_format_dcbcx_stats(&cee_stats->dcbx_stats);
+	bfa_cee_format_lldp_stats(&cee_stats->lldp_stats);
+	bfa_cee_format_cfg_stats(&cee_stats->cfg_stats);
+}
+
+static void
+bfa_cee_format_cee_cfg(void *buffer)
+{
+	struct bfa_cee_attr_s *cee_cfg = buffer;
+	bfa_cee_format_lldp_cfg(&cee_cfg->lldp_remote);
+}
+
+static void
+bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats_s *dcbcx_stats)
+{
+	dcbcx_stats->subtlvs_unrecognized =
+		bfa_os_ntohl(dcbcx_stats->subtlvs_unrecognized);
+	dcbcx_stats->negotiation_failed =
+		bfa_os_ntohl(dcbcx_stats->negotiation_failed);
+	dcbcx_stats->remote_cfg_changed =
+		bfa_os_ntohl(dcbcx_stats->remote_cfg_changed);
+	dcbcx_stats->tlvs_received = bfa_os_ntohl(dcbcx_stats->tlvs_received);
+	dcbcx_stats->tlvs_invalid = bfa_os_ntohl(dcbcx_stats->tlvs_invalid);
+	dcbcx_stats->seqno = bfa_os_ntohl(dcbcx_stats->seqno);
+	dcbcx_stats->ackno = bfa_os_ntohl(dcbcx_stats->ackno);
+	dcbcx_stats->recvd_seqno = bfa_os_ntohl(dcbcx_stats->recvd_seqno);
+	dcbcx_stats->recvd_ackno = bfa_os_ntohl(dcbcx_stats->recvd_ackno);
+}
+
+static void
+bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats_s *lldp_stats)
+{
+	lldp_stats->frames_transmitted =
+		bfa_os_ntohl(lldp_stats->frames_transmitted);
+	lldp_stats->frames_aged_out = bfa_os_ntohl(lldp_stats->frames_aged_out);
+	lldp_stats->frames_discarded =
+		bfa_os_ntohl(lldp_stats->frames_discarded);
+	lldp_stats->frames_in_error = bfa_os_ntohl(lldp_stats->frames_in_error);
+	lldp_stats->frames_rcvd = bfa_os_ntohl(lldp_stats->frames_rcvd);
+	lldp_stats->tlvs_discarded = bfa_os_ntohl(lldp_stats->tlvs_discarded);
+	lldp_stats->tlvs_unrecognized =
+		bfa_os_ntohl(lldp_stats->tlvs_unrecognized);
+}
+
+static void
+bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats_s *cfg_stats)
+{
+	cfg_stats->cee_status_down = bfa_os_ntohl(cfg_stats->cee_status_down);
+	cfg_stats->cee_status_up = bfa_os_ntohl(cfg_stats->cee_status_up);
+	cfg_stats->cee_hw_cfg_changed =
+		bfa_os_ntohl(cfg_stats->cee_hw_cfg_changed);
+	cfg_stats->recvd_invalid_cfg =
+		bfa_os_ntohl(cfg_stats->recvd_invalid_cfg);
+}
+
+static void
+bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg_s *lldp_cfg)
+{
+	lldp_cfg->time_to_interval = bfa_os_ntohs(lldp_cfg->time_to_interval);
+	lldp_cfg->enabled_system_cap =
+		bfa_os_ntohs(lldp_cfg->enabled_system_cap);
+}
+
+/**
+ * bfa_cee_attr_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+static          u32
+bfa_cee_attr_meminfo(void)
+{
+	return BFA_ROUNDUP(sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ);
+}
+
+/**
+ * bfa_cee_stats_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+static          u32
+bfa_cee_stats_meminfo(void)
+{
+	return BFA_ROUNDUP(sizeof(struct bfa_cee_stats_s), BFA_DMA_ALIGN_SZ);
+}
+
+/**
+ * bfa_cee_get_attr_isr()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_get_attr_isr(struct bfa_cee_s *cee, bfa_status_t status)
+{
+	cee->get_attr_status = status;
+	bfa_trc(cee, 0);
+	if (status == BFA_STATUS_OK) {
+		bfa_trc(cee, 0);
+		/*
+		 * The requested data has been copied to the DMA area, *process
+		 * it.
+		 */
+		memcpy(cee->attr, cee->attr_dma.kva,
+		       sizeof(struct bfa_cee_attr_s));
+		bfa_cee_format_cee_cfg(cee->attr);
+	}
+	cee->get_attr_pending = BFA_FALSE;
+	if (cee->cbfn.get_attr_cbfn) {
+		bfa_trc(cee, 0);
+		cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg, status);
+	}
+	bfa_trc(cee, 0);
+}
+
+/**
+ * bfa_cee_get_attr_isr()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_get_stats_isr(struct bfa_cee_s *cee, bfa_status_t status)
+{
+	cee->get_stats_status = status;
+	bfa_trc(cee, 0);
+	if (status == BFA_STATUS_OK) {
+		bfa_trc(cee, 0);
+		/*
+		 * The requested data has been copied to the DMA area, process
+		 * it.
+		 */
+		memcpy(cee->stats, cee->stats_dma.kva,
+		       sizeof(struct bfa_cee_stats_s));
+		bfa_cee_format_cee_stats(cee->stats);
+	}
+	cee->get_stats_pending = BFA_FALSE;
+	bfa_trc(cee, 0);
+	if (cee->cbfn.get_stats_cbfn) {
+		bfa_trc(cee, 0);
+		cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg, status);
+	}
+	bfa_trc(cee, 0);
+}
+
+/**
+ * bfa_cee_get_attr_isr()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_reset_stats_isr(struct bfa_cee_s *cee, bfa_status_t status)
+{
+	cee->reset_stats_status = status;
+	cee->reset_stats_pending = BFA_FALSE;
+	if (cee->cbfn.reset_stats_cbfn)
+		cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg, status);
+}
+
+/**
+ * bfa_cee_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+u32
+bfa_cee_meminfo(void)
+{
+	return (bfa_cee_attr_meminfo() + bfa_cee_stats_meminfo());
+}
+
+/**
+ * bfa_cee_mem_claim()
+ *
+ *
+ * @param[in] cee CEE module pointer
+ * 	      dma_kva Kernel Virtual Address of CEE DMA Memory
+ * 	      dma_pa  Physical Address of CEE DMA Memory
+ *
+ * @return void
+ */
+void
+bfa_cee_mem_claim(struct bfa_cee_s *cee, u8 *dma_kva, u64 dma_pa)
+{
+	cee->attr_dma.kva = dma_kva;
+	cee->attr_dma.pa = dma_pa;
+	cee->stats_dma.kva = dma_kva + bfa_cee_attr_meminfo();
+	cee->stats_dma.pa = dma_pa + bfa_cee_attr_meminfo();
+	cee->attr = (struct bfa_cee_attr_s *)dma_kva;
+	cee->stats =
+		(struct bfa_cee_stats_s *)(dma_kva + bfa_cee_attr_meminfo());
+}
+
+/**
+ * bfa_cee_get_attr()
+ *
+ *   Send the request to the f/w to fetch CEE attributes.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_get_attr(struct bfa_cee_s *cee, struct bfa_cee_attr_s *attr,
+		 bfa_cee_get_attr_cbfn_t cbfn, void *cbarg)
+{
+	struct bfi_cee_get_req_s *cmd;
+
+	bfa_assert((cee != NULL) && (cee->ioc != NULL));
+	bfa_trc(cee, 0);
+	if (!bfa_ioc_is_operational(cee->ioc)) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+	if (cee->get_attr_pending == BFA_TRUE) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_DEVBUSY;
+	}
+	cee->get_attr_pending = BFA_TRUE;
+	cmd = (struct bfi_cee_get_req_s *)cee->get_cfg_mb.msg;
+	cee->attr = attr;
+	cee->cbfn.get_attr_cbfn = cbfn;
+	cee->cbfn.get_attr_cbarg = cbarg;
+	bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_CFG_REQ,
+		    bfa_ioc_portid(cee->ioc));
+	bfa_dma_be_addr_set(cmd->dma_addr, cee->attr_dma.pa);
+	bfa_ioc_mbox_queue(cee->ioc, &cee->get_cfg_mb);
+	bfa_trc(cee, 0);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_cee_get_stats()
+ *
+ *   Send the request to the f/w to fetch CEE statistics.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_get_stats(struct bfa_cee_s *cee, struct bfa_cee_stats_s *stats,
+		  bfa_cee_get_stats_cbfn_t cbfn, void *cbarg)
+{
+	struct bfi_cee_get_req_s *cmd;
+
+	bfa_assert((cee != NULL) && (cee->ioc != NULL));
+
+	if (!bfa_ioc_is_operational(cee->ioc)) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+	if (cee->get_stats_pending == BFA_TRUE) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_DEVBUSY;
+	}
+	cee->get_stats_pending = BFA_TRUE;
+	cmd = (struct bfi_cee_get_req_s *)cee->get_stats_mb.msg;
+	cee->stats = stats;
+	cee->cbfn.get_stats_cbfn = cbfn;
+	cee->cbfn.get_stats_cbarg = cbarg;
+	bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_STATS_REQ,
+		    bfa_ioc_portid(cee->ioc));
+	bfa_dma_be_addr_set(cmd->dma_addr, cee->stats_dma.pa);
+	bfa_ioc_mbox_queue(cee->ioc, &cee->get_stats_mb);
+	bfa_trc(cee, 0);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_cee_reset_stats()
+ *
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_reset_stats(struct bfa_cee_s *cee, bfa_cee_reset_stats_cbfn_t cbfn,
+		    void *cbarg)
+{
+	struct bfi_cee_reset_stats_s *cmd;
+
+	bfa_assert((cee != NULL) && (cee->ioc != NULL));
+	if (!bfa_ioc_is_operational(cee->ioc)) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+	if (cee->reset_stats_pending == BFA_TRUE) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_DEVBUSY;
+	}
+	cee->reset_stats_pending = BFA_TRUE;
+	cmd = (struct bfi_cee_reset_stats_s *)cee->reset_stats_mb.msg;
+	cee->cbfn.reset_stats_cbfn = cbfn;
+	cee->cbfn.reset_stats_cbarg = cbarg;
+	bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_RESET_STATS,
+		    bfa_ioc_portid(cee->ioc));
+	bfa_ioc_mbox_queue(cee->ioc, &cee->reset_stats_mb);
+	bfa_trc(cee, 0);
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_cee_isrs()
+ *
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return void
+ */
+
+void
+bfa_cee_isr(void *cbarg, struct bfi_mbmsg_s *m)
+{
+	union bfi_cee_i2h_msg_u *msg;
+	struct bfi_cee_get_rsp_s *get_rsp;
+	struct bfa_cee_s *cee = (struct bfa_cee_s *)cbarg;
+	msg = (union bfi_cee_i2h_msg_u *)m;
+	get_rsp = (struct bfi_cee_get_rsp_s *)m;
+	bfa_trc(cee, msg->mh.msg_id);
+	switch (msg->mh.msg_id) {
+	case BFI_CEE_I2H_GET_CFG_RSP:
+		bfa_trc(cee, get_rsp->cmd_status);
+		bfa_cee_get_attr_isr(cee, get_rsp->cmd_status);
+		break;
+	case BFI_CEE_I2H_GET_STATS_RSP:
+		bfa_cee_get_stats_isr(cee, get_rsp->cmd_status);
+		break;
+	case BFI_CEE_I2H_RESET_STATS_RSP:
+		bfa_cee_reset_stats_isr(cee, get_rsp->cmd_status);
+		break;
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * bfa_cee_hbfail()
+ *
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return void
+ */
+
+void
+bfa_cee_hbfail(void *arg)
+{
+	struct bfa_cee_s *cee;
+	cee = (struct bfa_cee_s *)arg;
+
+	if (cee->get_attr_pending == BFA_TRUE) {
+		cee->get_attr_status = BFA_STATUS_FAILED;
+		cee->get_attr_pending = BFA_FALSE;
+		if (cee->cbfn.get_attr_cbfn) {
+			cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg,
+						BFA_STATUS_FAILED);
+		}
+	}
+	if (cee->get_stats_pending == BFA_TRUE) {
+		cee->get_stats_status = BFA_STATUS_FAILED;
+		cee->get_stats_pending = BFA_FALSE;
+		if (cee->cbfn.get_stats_cbfn) {
+			cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg,
+						 BFA_STATUS_FAILED);
+		}
+	}
+	if (cee->reset_stats_pending == BFA_TRUE) {
+		cee->reset_stats_status = BFA_STATUS_FAILED;
+		cee->reset_stats_pending = BFA_FALSE;
+		if (cee->cbfn.reset_stats_cbfn) {
+			cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg,
+						   BFA_STATUS_FAILED);
+		}
+	}
+}
+
+/**
+ * bfa_cee_attach()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module data structure
+ *            ioc - Pointer to the ioc module data structure
+ *            dev - Pointer to the device driver module data structure
+ *                  The device driver specific mbox ISR functions have
+ *                  this pointer as one of the parameters.
+ *            trcmod -
+ *            logmod -
+ *
+ * @return void
+ */
+void
+bfa_cee_attach(struct bfa_cee_s *cee, struct bfa_ioc_s *ioc, void *dev,
+	       struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod)
+{
+	bfa_assert(cee != NULL);
+	cee->dev = dev;
+	cee->trcmod = trcmod;
+	cee->logmod = logmod;
+	cee->ioc = ioc;
+
+	bfa_ioc_mbox_regisr(cee->ioc, BFI_MC_CEE, bfa_cee_isr, cee);
+	bfa_ioc_hbfail_init(&cee->hbfail, bfa_cee_hbfail, cee);
+	bfa_ioc_hbfail_register(cee->ioc, &cee->hbfail);
+	bfa_trc(cee, 0);
+}
+
+/**
+ * bfa_cee_detach()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module data structure
+ *
+ * @return void
+ */
+void
+bfa_cee_detach(struct bfa_cee_s *cee)
+{
+	/*
+	 * For now, just check if there is some ioctl pending and mark that as
+	 * failed?
+	 */
+	/* bfa_cee_hbfail(cee); */
+}

drivers/scsi/bfa/bfa_core.c

@@ -0,0 +1,402 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <defs/bfa_defs_pci.h>
+#include <cs/bfa_debug.h>
+#include <bfa_iocfc.h>
+
+#define DEF_CFG_NUM_FABRICS         1
+#define DEF_CFG_NUM_LPORTS          256
+#define DEF_CFG_NUM_CQS             4
+#define DEF_CFG_NUM_IOIM_REQS       (BFA_IOIM_MAX)
+#define DEF_CFG_NUM_TSKIM_REQS      128
+#define DEF_CFG_NUM_FCXP_REQS       64
+#define DEF_CFG_NUM_UF_BUFS         64
+#define DEF_CFG_NUM_RPORTS          1024
+#define DEF_CFG_NUM_ITNIMS          (DEF_CFG_NUM_RPORTS)
+#define DEF_CFG_NUM_TINS            256
+
+#define DEF_CFG_NUM_SGPGS           2048
+#define DEF_CFG_NUM_REQQ_ELEMS      256
+#define DEF_CFG_NUM_RSPQ_ELEMS      64
+#define DEF_CFG_NUM_SBOOT_TGTS      16
+#define DEF_CFG_NUM_SBOOT_LUNS      16
+
+/**
+ * Use this function query the memory requirement of the BFA library.
+ * This function needs to be called before bfa_attach() to get the
+ * memory required of the BFA layer for a given driver configuration.
+ *
+ * This call will fail, if the cap is out of range compared to pre-defined
+ * values within the BFA library
+ *
+ * @param[in] cfg - 	pointer to bfa_ioc_cfg_t. Driver layer should indicate
+ * 			its configuration in this structure.
+ *			The default values for struct bfa_iocfc_cfg_s can be
+ *			fetched using bfa_cfg_get_default() API.
+ *
+ * 			If cap's boundary check fails, the library will use
+ *			the default bfa_cap_t values (and log a warning msg).
+ *
+ * @param[out] meminfo - pointer to bfa_meminfo_t. This content
+ * 			indicates the memory type (see bfa_mem_type_t) and
+ *			amount of memory required.
+ *
+ *			Driver should allocate the memory, populate the
+ *			starting address for each block and provide the same
+ *			structure as input parameter to bfa_attach() call.
+ *
+ * @return void
+ *
+ * Special Considerations: @note
+ */
+void
+bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo)
+{
+	int             i;
+	u32        km_len = 0, dm_len = 0;
+
+	bfa_assert((cfg != NULL) && (meminfo != NULL));
+
+	bfa_os_memset((void *)meminfo, 0, sizeof(struct bfa_meminfo_s));
+	meminfo->meminfo[BFA_MEM_TYPE_KVA - 1].mem_type =
+		BFA_MEM_TYPE_KVA;
+	meminfo->meminfo[BFA_MEM_TYPE_DMA - 1].mem_type =
+		BFA_MEM_TYPE_DMA;
+
+	bfa_iocfc_meminfo(cfg, &km_len, &dm_len);
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->meminfo(cfg, &km_len, &dm_len);
+
+
+	meminfo->meminfo[BFA_MEM_TYPE_KVA - 1].mem_len = km_len;
+	meminfo->meminfo[BFA_MEM_TYPE_DMA - 1].mem_len = dm_len;
+}
+
+/**
+ * Use this function to do attach the driver instance with the BFA
+ * library. This function will not trigger any HW initialization
+ * process (which will be done in bfa_init() call)
+ *
+ * This call will fail, if the cap is out of range compared to
+ * pre-defined values within the BFA library
+ *
+ * @param[out]	bfa	Pointer to bfa_t.
+ * @param[in]	bfad 	Opaque handle back to the driver's IOC structure
+ * @param[in]	cfg	Pointer to bfa_ioc_cfg_t. Should be same structure
+ * 			that was used in bfa_cfg_get_meminfo().
+ * @param[in] 	meminfo Pointer to bfa_meminfo_t. The driver should
+ * 			use the bfa_cfg_get_meminfo() call to
+ * 			find the memory blocks required, allocate the
+ * 			required memory and provide the starting addresses.
+ * @param[in] 	pcidev	pointer to struct bfa_pcidev_s
+ *
+ * @return
+ * void
+ *
+ * Special Considerations:
+ *
+ * @note
+ *
+ */
+void
+bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+	       struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	int             i;
+	struct bfa_mem_elem_s *melem;
+
+	bfa->fcs = BFA_FALSE;
+
+	bfa_assert((cfg != NULL) && (meminfo != NULL));
+
+	/**
+	 * initialize all memory pointers for iterative allocation
+	 */
+	for (i = 0; i < BFA_MEM_TYPE_MAX; i++) {
+		melem = meminfo->meminfo + i;
+		melem->kva_curp = melem->kva;
+		melem->dma_curp = melem->dma;
+	}
+
+	bfa_iocfc_attach(bfa, bfad, cfg, meminfo, pcidev);
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->attach(bfa, bfad, cfg, meminfo, pcidev);
+
+}
+
+/**
+ * Use this function to delete a BFA IOC. IOC should be stopped (by
+ * calling bfa_stop()) before this function call.
+ *
+ * @param[in] bfa - pointer to bfa_t.
+ *
+ * @return
+ * void
+ *
+ * Special Considerations:
+ *
+ * @note
+ */
+void
+bfa_detach(struct bfa_s *bfa)
+{
+	int	i;
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->detach(bfa);
+
+	bfa_iocfc_detach(bfa);
+}
+
+
+void
+bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod)
+{
+	bfa->trcmod = trcmod;
+}
+
+
+void
+bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod)
+{
+	bfa->logm = logmod;
+}
+
+
+void
+bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen)
+{
+	bfa->aen = aen;
+}
+
+void
+bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog)
+{
+	bfa->plog = plog;
+}
+
+/**
+ * Initialize IOC.
+ *
+ * This function will return immediately, when the IOC initialization is
+ * completed, the bfa_cb_init() will be called.
+ *
+ * @param[in]	bfa	instance
+ *
+ * @return void
+ *
+ * Special Considerations:
+ *
+ * @note
+ * When this function returns, the driver should register the interrupt service
+ * routine(s) and enable the device interrupts. If this is not done,
+ * bfa_cb_init() will never get called
+ */
+void
+bfa_init(struct bfa_s *bfa)
+{
+	bfa_iocfc_init(bfa);
+}
+
+/**
+ * Use this function initiate the IOC configuration setup. This function
+ * will return immediately.
+ *
+ * @param[in]	bfa	instance
+ *
+ * @return None
+ */
+void
+bfa_start(struct bfa_s *bfa)
+{
+	bfa_iocfc_start(bfa);
+}
+
+/**
+ * Use this function quiese the IOC. This function will return immediately,
+ * when the IOC is actually stopped, the bfa_cb_stop() will be called.
+ *
+ * @param[in] 	bfa - pointer to bfa_t.
+ *
+ * @return None
+ *
+ * Special Considerations:
+ * bfa_cb_stop() could be called before or after bfa_stop() returns.
+ *
+ * @note
+ * In case of any failure, we could handle it automatically by doing a
+ * reset and then succeed the bfa_stop() call.
+ */
+void
+bfa_stop(struct bfa_s *bfa)
+{
+	bfa_iocfc_stop(bfa);
+}
+
+void
+bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q)
+{
+	INIT_LIST_HEAD(comp_q);
+	list_splice_tail_init(&bfa->comp_q, comp_q);
+}
+
+void
+bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q)
+{
+	struct list_head        *qe;
+	struct list_head        *qen;
+	struct bfa_cb_qe_s   *hcb_qe;
+
+	list_for_each_safe(qe, qen, comp_q) {
+		hcb_qe = (struct bfa_cb_qe_s *) qe;
+		hcb_qe->cbfn(hcb_qe->cbarg, BFA_TRUE);
+	}
+}
+
+void
+bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q)
+{
+	struct list_head        *qe;
+	struct bfa_cb_qe_s   *hcb_qe;
+
+	while (!list_empty(comp_q)) {
+		bfa_q_deq(comp_q, &qe);
+		hcb_qe = (struct bfa_cb_qe_s *) qe;
+		hcb_qe->cbfn(hcb_qe->cbarg, BFA_FALSE);
+	}
+}
+
+void
+bfa_attach_fcs(struct bfa_s *bfa)
+{
+	bfa->fcs = BFA_TRUE;
+}
+
+/**
+ * Periodic timer heart beat from driver
+ */
+void
+bfa_timer_tick(struct bfa_s *bfa)
+{
+	bfa_timer_beat(&bfa->timer_mod);
+}
+
+#ifndef BFA_BIOS_BUILD
+/**
+ * Return the list of PCI vendor/device id lists supported by this
+ * BFA instance.
+ */
+void
+bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids)
+{
+	static struct bfa_pciid_s __pciids[] = {
+		{BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G2P},
+		{BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G1P},
+		{BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT},
+	};
+
+	*npciids = sizeof(__pciids) / sizeof(__pciids[0]);
+	*pciids = __pciids;
+}
+
+/**
+ * Use this function query the default struct bfa_iocfc_cfg_s value (compiled
+ * into BFA layer). The OS driver can then turn back and overwrite entries that
+ * have been configured by the user.
+ *
+ * @param[in] cfg - pointer to bfa_ioc_cfg_t
+ *
+ * @return
+ *	void
+ *
+ * Special Considerations:
+ * 	note
+ */
+void
+bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg)
+{
+	cfg->fwcfg.num_fabrics = DEF_CFG_NUM_FABRICS;
+	cfg->fwcfg.num_lports = DEF_CFG_NUM_LPORTS;
+	cfg->fwcfg.num_rports = DEF_CFG_NUM_RPORTS;
+	cfg->fwcfg.num_ioim_reqs = DEF_CFG_NUM_IOIM_REQS;
+	cfg->fwcfg.num_tskim_reqs = DEF_CFG_NUM_TSKIM_REQS;
+	cfg->fwcfg.num_fcxp_reqs = DEF_CFG_NUM_FCXP_REQS;
+	cfg->fwcfg.num_uf_bufs = DEF_CFG_NUM_UF_BUFS;
+	cfg->fwcfg.num_cqs = DEF_CFG_NUM_CQS;
+
+	cfg->drvcfg.num_reqq_elems = DEF_CFG_NUM_REQQ_ELEMS;
+	cfg->drvcfg.num_rspq_elems = DEF_CFG_NUM_RSPQ_ELEMS;
+	cfg->drvcfg.num_sgpgs = DEF_CFG_NUM_SGPGS;
+	cfg->drvcfg.num_sboot_tgts = DEF_CFG_NUM_SBOOT_TGTS;
+	cfg->drvcfg.num_sboot_luns = DEF_CFG_NUM_SBOOT_LUNS;
+	cfg->drvcfg.path_tov = BFA_FCPIM_PATHTOV_DEF;
+	cfg->drvcfg.ioc_recover = BFA_FALSE;
+	cfg->drvcfg.delay_comp = BFA_FALSE;
+
+}
+
+void
+bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg)
+{
+	bfa_cfg_get_default(cfg);
+	cfg->fwcfg.num_ioim_reqs   = BFA_IOIM_MIN;
+	cfg->fwcfg.num_tskim_reqs  = BFA_TSKIM_MIN;
+	cfg->fwcfg.num_fcxp_reqs   = BFA_FCXP_MIN;
+	cfg->fwcfg.num_uf_bufs     = BFA_UF_MIN;
+	cfg->fwcfg.num_rports      = BFA_RPORT_MIN;
+
+	cfg->drvcfg.num_sgpgs      = BFA_SGPG_MIN;
+	cfg->drvcfg.num_reqq_elems = BFA_REQQ_NELEMS_MIN;
+	cfg->drvcfg.num_rspq_elems = BFA_RSPQ_NELEMS_MIN;
+	cfg->drvcfg.min_cfg        = BFA_TRUE;
+}
+
+void
+bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr)
+{
+	bfa_ioc_get_attr(&bfa->ioc, ioc_attr);
+}
+
+/**
+ * Retrieve firmware trace information on IOC failure.
+ */
+bfa_status_t
+bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen)
+{
+	return bfa_ioc_debug_fwsave(&bfa->ioc, trcdata, trclen);
+}
+
+/**
+ * 		Fetch firmware trace data.
+ *
+ * @param[in]		bfa			BFA instance
+ * @param[out]		trcdata		Firmware trace buffer
+ * @param[in,out]	trclen		Firmware trace buffer len
+ *
+ * @retval BFA_STATUS_OK			Firmware trace is fetched.
+ * @retval BFA_STATUS_INPROGRESS	Firmware trace fetch is in progress.
+ */
+bfa_status_t
+bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen)
+{
+	return bfa_ioc_debug_fwtrc(&bfa->ioc, trcdata, trclen);
+}
+#endif

drivers/scsi/bfa/bfa_csdebug.c

@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <cs/bfa_debug.h>
+#include <bfa_os_inc.h>
+#include <cs/bfa_q.h>
+#include <log/bfa_log_hal.h>
+
+/**
+ *  cs_debug_api
+ */
+
+
+void
+bfa_panic(int line, char *file, char *panicstr)
+{
+	bfa_log(NULL, BFA_LOG_HAL_ASSERT, file, line, panicstr);
+	bfa_os_panic();
+}
+
+void
+bfa_sm_panic(struct bfa_log_mod_s *logm, int line, char *file, int event)
+{
+	bfa_log(logm, BFA_LOG_HAL_SM_ASSERT, file, line, event);
+	bfa_os_panic();
+}
+
+int
+bfa_q_is_on_q_func(struct list_head *q, struct list_head *qe)
+{
+	struct list_head        *tqe;
+
+	tqe = bfa_q_next(q);
+	while (tqe != q) {
+		if (tqe == qe)
+			return (1);
+		tqe = bfa_q_next(tqe);
+		if (tqe == NULL)
+			break;
+	}
+	return (0);
+}
+
+

drivers/scsi/bfa/bfa_fcpim.c

@@ -0,0 +1,175 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <log/bfa_log_hal.h>
+
+BFA_TRC_FILE(HAL, FCPIM);
+BFA_MODULE(fcpim);
+
+/**
+ *  hal_fcpim_mod BFA FCP Initiator Mode module
+ */
+
+/**
+ * 		Compute and return memory needed by FCP(im) module.
+ */
+static void
+bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	bfa_itnim_meminfo(cfg, km_len, dm_len);
+
+	/**
+	 * IO memory
+	 */
+	if (cfg->fwcfg.num_ioim_reqs < BFA_IOIM_MIN)
+		cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN;
+	else if (cfg->fwcfg.num_ioim_reqs > BFA_IOIM_MAX)
+		cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MAX;
+
+	*km_len += cfg->fwcfg.num_ioim_reqs *
+	  (sizeof(struct bfa_ioim_s) + sizeof(struct bfa_ioim_sp_s));
+
+	*dm_len += cfg->fwcfg.num_ioim_reqs * BFI_IOIM_SNSLEN;
+
+	/**
+	 * task management command memory
+	 */
+	if (cfg->fwcfg.num_tskim_reqs < BFA_TSKIM_MIN)
+		cfg->fwcfg.num_tskim_reqs = BFA_TSKIM_MIN;
+	*km_len += cfg->fwcfg.num_tskim_reqs * sizeof(struct bfa_tskim_s);
+}
+
+
+static void
+bfa_fcpim_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		     struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	bfa_trc(bfa, cfg->drvcfg.path_tov);
+	bfa_trc(bfa, cfg->fwcfg.num_rports);
+	bfa_trc(bfa, cfg->fwcfg.num_ioim_reqs);
+	bfa_trc(bfa, cfg->fwcfg.num_tskim_reqs);
+
+	fcpim->bfa            = bfa;
+	fcpim->num_itnims     = cfg->fwcfg.num_rports;
+	fcpim->num_ioim_reqs  = cfg->fwcfg.num_ioim_reqs;
+	fcpim->num_tskim_reqs = cfg->fwcfg.num_tskim_reqs;
+	fcpim->path_tov       = cfg->drvcfg.path_tov;
+	fcpim->delay_comp	  = cfg->drvcfg.delay_comp;
+
+	bfa_itnim_attach(fcpim, meminfo);
+	bfa_tskim_attach(fcpim, meminfo);
+	bfa_ioim_attach(fcpim, meminfo);
+}
+
+static void
+bfa_fcpim_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcpim_detach(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	bfa_ioim_detach(fcpim);
+	bfa_tskim_detach(fcpim);
+}
+
+static void
+bfa_fcpim_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcpim_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcpim_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfa_itnim_s *itnim;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &fcpim->itnim_q) {
+		itnim = (struct bfa_itnim_s *) qe;
+		bfa_itnim_iocdisable(itnim);
+	}
+}
+
+void
+bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	fcpim->path_tov = path_tov * 1000;
+	if (fcpim->path_tov > BFA_FCPIM_PATHTOV_MAX)
+		fcpim->path_tov = BFA_FCPIM_PATHTOV_MAX;
+}
+
+u16
+bfa_fcpim_path_tov_get(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	return (fcpim->path_tov / 1000);
+}
+
+bfa_status_t
+bfa_fcpim_get_modstats(struct bfa_s *bfa, struct bfa_fcpim_stats_s *modstats)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	*modstats = fcpim->stats;
+
+	return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcpim_clr_modstats(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	memset(&fcpim->stats, 0, sizeof(struct bfa_fcpim_stats_s));
+
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	bfa_assert(q_depth <= BFA_IOCFC_QDEPTH_MAX);
+
+	fcpim->q_depth = q_depth;
+}
+
+u16
+bfa_fcpim_qdepth_get(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	return (fcpim->q_depth);
+}
+
+

drivers/scsi/bfa/bfa_fcpim_priv.h

@@ -0,0 +1,188 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCPIM_PRIV_H__
+#define __BFA_FCPIM_PRIV_H__
+
+#include <bfa_fcpim.h>
+#include <defs/bfa_defs_fcpim.h>
+#include <cs/bfa_wc.h>
+#include "bfa_sgpg_priv.h"
+
+#define BFA_ITNIM_MIN   32
+#define BFA_ITNIM_MAX   1024
+
+#define BFA_IOIM_MIN    8
+#define BFA_IOIM_MAX    2000
+
+#define BFA_TSKIM_MIN   4
+#define BFA_TSKIM_MAX   512
+#define BFA_FCPIM_PATHTOV_DEF	(30 * 1000)	/* in millisecs */
+#define BFA_FCPIM_PATHTOV_MAX	(90 * 1000)	/* in millisecs */
+
+#define bfa_fcpim_stats(__fcpim, __stats)   \
+    (__fcpim)->stats.__stats ++
+
+struct bfa_fcpim_mod_s {
+	struct bfa_s 	*bfa;
+	struct bfa_itnim_s 	*itnim_arr;
+	struct bfa_ioim_s 	*ioim_arr;
+	struct bfa_ioim_sp_s *ioim_sp_arr;
+	struct bfa_tskim_s 	*tskim_arr;
+	struct bfa_dma_s	snsbase;
+	int			num_itnims;
+	int			num_ioim_reqs;
+	int			num_tskim_reqs;
+	u32		path_tov;
+	u16		q_depth;
+	u16		rsvd;
+	struct list_head 	itnim_q;        /*  queue of active itnim    */
+	struct list_head 	ioim_free_q;    /*  free IO resources        */
+	struct list_head 	ioim_resfree_q; /*  IOs waiting for f/w      */
+	struct list_head 	ioim_comp_q;    /*  IO global comp Q         */
+	struct list_head 	tskim_free_q;
+	u32	ios_active;	/*  current active IOs	      */
+	u32	delay_comp;
+	struct bfa_fcpim_stats_s stats;
+};
+
+struct bfa_ioim_s;
+struct bfa_tskim_s;
+
+/**
+ * BFA IO (initiator mode)
+ */
+struct bfa_ioim_s {
+	struct list_head qe;		/*  queue elememt            */
+	bfa_sm_t		sm; 	/*  BFA ioim state machine   */
+	struct bfa_s 	        *bfa;	/*  BFA module               */
+	struct bfa_fcpim_mod_s	*fcpim;	/*  parent fcpim module      */
+	struct bfa_itnim_s 	*itnim;	/*  i-t-n nexus for this IO  */
+	struct bfad_ioim_s 	*dio;	/*  driver IO handle         */
+	u16	iotag;		/*  FWI IO tag               */
+	u16	abort_tag;	/*  unqiue abort request tag */
+	u16	nsges;		/*  number of SG elements    */
+	u16	nsgpgs;		/*  number of SG pages       */
+	struct bfa_sgpg_s *sgpg;	/*  first SG page            */
+	struct list_head sgpg_q;		/*  allocated SG pages       */
+	struct bfa_cb_qe_s hcb_qe;	/*  bfa callback qelem       */
+	bfa_cb_cbfn_t io_cbfn;		/*  IO completion handler    */
+	struct bfa_ioim_sp_s *iosp;	/*  slow-path IO handling    */
+};
+
+struct bfa_ioim_sp_s {
+	struct bfi_msg_s 	comp_rspmsg;	/*  IO comp f/w response     */
+	u8			*snsinfo;	/*  sense info for this IO   */
+	struct bfa_sgpg_wqe_s sgpg_wqe;	/*  waitq elem for sgpg      */
+	struct bfa_reqq_wait_s reqq_wait;	/*  to wait for room in reqq */
+	bfa_boolean_t		abort_explicit;	/*  aborted by OS            */
+	struct bfa_tskim_s	*tskim;		/*  Relevant TM cmd          */
+};
+
+/**
+ * BFA Task management command (initiator mode)
+ */
+struct bfa_tskim_s {
+	struct list_head          qe;
+	bfa_sm_t		sm;
+	struct bfa_s            *bfa;        /*  BFA module  */
+	struct bfa_fcpim_mod_s  *fcpim;      /*  parent fcpim module      */
+	struct bfa_itnim_s      *itnim;      /*  i-t-n nexus for this IO  */
+	struct bfad_tskim_s         *dtsk;   /*  driver task mgmt cmnd    */
+	bfa_boolean_t        notify;         /*  notify itnim on TM comp  */
+	lun_t                lun;            /*  lun if applicable        */
+	enum fcp_tm_cmnd        tm_cmnd;     /*  task management command  */
+	u16             tsk_tag;        /*  FWI IO tag               */
+	u8              tsecs;          /*  timeout in seconds       */
+	struct bfa_reqq_wait_s  reqq_wait;   /*  to wait for room in reqq */
+	struct list_head              io_q;    /*  queue of affected IOs    */
+	struct bfa_wc_s             wc;      /*  waiting counter          */
+	struct bfa_cb_qe_s	hcb_qe;      /*  bfa callback qelem       */
+	enum bfi_tskim_status   tsk_status;  /*  TM status                */
+};
+
+/**
+ * BFA i-t-n (initiator mode)
+ */
+struct bfa_itnim_s {
+	struct list_head    qe;		/*  queue element               */
+	bfa_sm_t	  sm;		/*  i-t-n im BFA state machine  */
+	struct bfa_s      *bfa;		/*  bfa instance                */
+	struct bfa_rport_s *rport;	/*  bfa rport                   */
+	void           *ditn;		/*  driver i-t-n structure      */
+	struct bfi_mhdr_s      mhdr;	/*  pre-built mhdr              */
+	u8         msg_no;		/*  itnim/rport firmware handle */
+	u8         reqq;		/*  CQ for requests             */
+	struct bfa_cb_qe_s    hcb_qe;	/*  bfa callback qelem          */
+	struct list_head pending_q;	/*  queue of pending IO requests*/
+	struct list_head io_q;		/*  queue of active IO requests */
+	struct list_head io_cleanup_q;	/*  IO being cleaned up         */
+	struct list_head tsk_q;		/*  queue of active TM commands */
+	struct list_head  delay_comp_q;/*  queue of failed inflight cmds */
+	bfa_boolean_t   seq_rec;	/*  SQER supported              */
+	bfa_boolean_t   is_online;	/*  itnim is ONLINE for IO      */
+	bfa_boolean_t   iotov_active;	/*  IO TOV timer is active	 */
+	struct bfa_wc_s        wc;	/*  waiting counter             */
+	struct bfa_timer_s timer;	/*  pending IO TOV		 */
+	struct bfa_reqq_wait_s reqq_wait; /*  to wait for room in reqq */
+	struct bfa_fcpim_mod_s *fcpim;	/*  fcpim module                */
+	struct bfa_itnim_hal_stats_s	stats;
+};
+
+#define bfa_itnim_is_online(_itnim) (_itnim)->is_online
+#define BFA_FCPIM_MOD(_hal) (&(_hal)->modules.fcpim_mod)
+#define BFA_IOIM_FROM_TAG(_fcpim, _iotag)	\
+	(&fcpim->ioim_arr[_iotag])
+#define BFA_TSKIM_FROM_TAG(_fcpim, _tmtag)                  \
+    (&fcpim->tskim_arr[_tmtag & (fcpim->num_tskim_reqs - 1)])
+
+/*
+ * function prototypes
+ */
+void            bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim,
+				    struct bfa_meminfo_s *minfo);
+void            bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim);
+void            bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void            bfa_ioim_good_comp_isr(struct bfa_s *bfa,
+					struct bfi_msg_s *msg);
+void            bfa_ioim_cleanup(struct bfa_ioim_s *ioim);
+void            bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim,
+					struct bfa_tskim_s *tskim);
+void            bfa_ioim_iocdisable(struct bfa_ioim_s *ioim);
+void            bfa_ioim_tov(struct bfa_ioim_s *ioim);
+
+void            bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim,
+				     struct bfa_meminfo_s *minfo);
+void            bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim);
+void            bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void            bfa_tskim_iodone(struct bfa_tskim_s *tskim);
+void            bfa_tskim_iocdisable(struct bfa_tskim_s *tskim);
+void            bfa_tskim_cleanup(struct bfa_tskim_s *tskim);
+
+void            bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+				      u32 *dm_len);
+void            bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim,
+				     struct bfa_meminfo_s *minfo);
+void            bfa_itnim_detach(struct bfa_fcpim_mod_s *fcpim);
+void            bfa_itnim_iocdisable(struct bfa_itnim_s *itnim);
+void            bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void            bfa_itnim_iodone(struct bfa_itnim_s *itnim);
+void            bfa_itnim_tskdone(struct bfa_itnim_s *itnim);
+bfa_boolean_t   bfa_itnim_hold_io(struct bfa_itnim_s *itnim);
+
+#endif /* __BFA_FCPIM_PRIV_H__ */
+

drivers/scsi/bfa/bfa_fcport.c

@@ -0,0 +1,1671 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_pport.h>
+#include <cs/bfa_debug.h>
+#include <aen/bfa_aen.h>
+#include <cs/bfa_plog.h>
+#include <aen/bfa_aen_port.h>
+
+BFA_TRC_FILE(HAL, PPORT);
+BFA_MODULE(pport);
+
+#define bfa_pport_callback(__pport, __event) do {			\
+	if ((__pport)->bfa->fcs) {      \
+		(__pport)->event_cbfn((__pport)->event_cbarg, (__event));      \
+	} else {							\
+		(__pport)->hcb_event = (__event);      \
+		bfa_cb_queue((__pport)->bfa, &(__pport)->hcb_qe,	\
+		__bfa_cb_port_event, (__pport));      \
+	}								\
+} while (0)
+
+/*
+ * The port is considered disabled if corresponding physical port or IOC are
+ * disabled explicitly
+ */
+#define BFA_PORT_IS_DISABLED(bfa) \
+	((bfa_pport_is_disabled(bfa) == BFA_TRUE) || \
+	(bfa_ioc_is_disabled(&bfa->ioc) == BFA_TRUE))
+
+/*
+ * forward declarations
+ */
+static bfa_boolean_t bfa_pport_send_enable(struct bfa_pport_s *port);
+static bfa_boolean_t bfa_pport_send_disable(struct bfa_pport_s *port);
+static void     bfa_pport_update_linkinfo(struct bfa_pport_s *pport);
+static void     bfa_pport_reset_linkinfo(struct bfa_pport_s *pport);
+static void     bfa_pport_set_wwns(struct bfa_pport_s *port);
+static void     __bfa_cb_port_event(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_port_stats(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_port_stats_clr(void *cbarg, bfa_boolean_t complete);
+static void     bfa_port_stats_timeout(void *cbarg);
+static void     bfa_port_stats_clr_timeout(void *cbarg);
+
+/**
+ *  bfa_pport_private
+ */
+
+/**
+ * BFA port state machine events
+ */
+enum bfa_pport_sm_event {
+	BFA_PPORT_SM_START = 1,	/*  start port state machine */
+	BFA_PPORT_SM_STOP = 2,	/*  stop port state machine */
+	BFA_PPORT_SM_ENABLE = 3,	/*  enable port */
+	BFA_PPORT_SM_DISABLE = 4,	/*  disable port state machine */
+	BFA_PPORT_SM_FWRSP = 5,	/*  firmware enable/disable rsp */
+	BFA_PPORT_SM_LINKUP = 6,	/*  firmware linkup event */
+	BFA_PPORT_SM_LINKDOWN = 7,	/*  firmware linkup down */
+	BFA_PPORT_SM_QRESUME = 8,	/*  CQ space available */
+	BFA_PPORT_SM_HWFAIL = 9,	/*  IOC h/w failure */
+};
+
+static void     bfa_pport_sm_uninit(struct bfa_pport_s *pport,
+				    enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_enabling_qwait(struct bfa_pport_s *pport,
+					    enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_enabling(struct bfa_pport_s *pport,
+				      enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_linkdown(struct bfa_pport_s *pport,
+				      enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_linkup(struct bfa_pport_s *pport,
+				    enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_disabling(struct bfa_pport_s *pport,
+				       enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_disabling_qwait(struct bfa_pport_s *pport,
+					     enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_disabled(struct bfa_pport_s *pport,
+				      enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_stopped(struct bfa_pport_s *pport,
+				     enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_iocdown(struct bfa_pport_s *pport,
+				     enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_iocfail(struct bfa_pport_s *pport,
+				     enum bfa_pport_sm_event event);
+
+static struct bfa_sm_table_s hal_pport_sm_table[] = {
+	{BFA_SM(bfa_pport_sm_uninit), BFA_PPORT_ST_UNINIT},
+	{BFA_SM(bfa_pport_sm_enabling_qwait), BFA_PPORT_ST_ENABLING_QWAIT},
+	{BFA_SM(bfa_pport_sm_enabling), BFA_PPORT_ST_ENABLING},
+	{BFA_SM(bfa_pport_sm_linkdown), BFA_PPORT_ST_LINKDOWN},
+	{BFA_SM(bfa_pport_sm_linkup), BFA_PPORT_ST_LINKUP},
+	{BFA_SM(bfa_pport_sm_disabling_qwait),
+	 BFA_PPORT_ST_DISABLING_QWAIT},
+	{BFA_SM(bfa_pport_sm_disabling), BFA_PPORT_ST_DISABLING},
+	{BFA_SM(bfa_pport_sm_disabled), BFA_PPORT_ST_DISABLED},
+	{BFA_SM(bfa_pport_sm_stopped), BFA_PPORT_ST_STOPPED},
+	{BFA_SM(bfa_pport_sm_iocdown), BFA_PPORT_ST_IOCDOWN},
+	{BFA_SM(bfa_pport_sm_iocfail), BFA_PPORT_ST_IOCDOWN},
+};
+
+static void
+bfa_pport_aen_post(struct bfa_pport_s *pport, enum bfa_port_aen_event event)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = pport->bfa->logm;
+	wwn_t           pwwn = pport->pwwn;
+	char            pwwn_ptr[BFA_STRING_32];
+	struct bfa_ioc_attr_s ioc_attr;
+
+	wwn2str(pwwn_ptr, pwwn);
+	switch (event) {
+	case BFA_PORT_AEN_ONLINE:
+		bfa_log(logmod, BFA_AEN_PORT_ONLINE, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_OFFLINE:
+		bfa_log(logmod, BFA_AEN_PORT_OFFLINE, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_ENABLE:
+		bfa_log(logmod, BFA_AEN_PORT_ENABLE, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_DISABLE:
+		bfa_log(logmod, BFA_AEN_PORT_DISABLE, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_DISCONNECT:
+		bfa_log(logmod, BFA_AEN_PORT_DISCONNECT, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_QOS_NEG:
+		bfa_log(logmod, BFA_AEN_PORT_QOS_NEG, pwwn_ptr);
+		break;
+	default:
+		break;
+	}
+
+	bfa_ioc_get_attr(&pport->bfa->ioc, &ioc_attr);
+	aen_data.port.ioc_type = ioc_attr.ioc_type;
+	aen_data.port.pwwn = pwwn;
+}
+
+static void
+bfa_pport_sm_uninit(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		/**
+		 * Start event after IOC is configured and BFA is started.
+		 */
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Port is persistently configured to be in enabled state. Do
+		 * not change state. Port enabling is done when START event is
+		 * received.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * If a port is persistently configured to be disabled, the
+		 * first event will a port disable request.
+		 */
+		bfa_sm_set_state(pport, bfa_pport_sm_disabled);
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_enabling_qwait(struct bfa_pport_s *pport,
+			    enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_QRESUME:
+		bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		bfa_pport_send_enable(pport);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Already enable is in progress.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * Just send disable request to firmware when room becomes
+		 * available in request queue.
+		 */
+		bfa_sm_set_state(pport, bfa_pport_sm_disabled);
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_DISABLE);
+		break;
+
+	case BFA_PPORT_SM_LINKUP:
+	case BFA_PPORT_SM_LINKDOWN:
+		/**
+		 * Possible to get link events when doing back-to-back
+		 * enable/disables.
+		 */
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_enabling(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_FWRSP:
+	case BFA_PPORT_SM_LINKDOWN:
+		bfa_sm_set_state(pport, bfa_pport_sm_linkdown);
+		break;
+
+	case BFA_PPORT_SM_LINKUP:
+		bfa_pport_update_linkinfo(pport);
+		bfa_sm_set_state(pport, bfa_pport_sm_linkup);
+
+		bfa_assert(pport->event_cbfn);
+		bfa_pport_callback(pport, BFA_PPORT_LINKUP);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Already being enabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		if (bfa_pport_send_disable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling_qwait);
+
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_DISABLE);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_linkdown(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_LINKUP:
+		bfa_pport_update_linkinfo(pport);
+		bfa_sm_set_state(pport, bfa_pport_sm_linkup);
+		bfa_assert(pport->event_cbfn);
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkup");
+		bfa_pport_callback(pport, BFA_PPORT_LINKUP);
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_ONLINE);
+		/**
+		 * If QoS is enabled and it is not online,
+		 * Send a separate event.
+		 */
+		if ((pport->cfg.qos_enabled)
+		    && (bfa_os_ntohl(pport->qos_attr.state) != BFA_QOS_ONLINE))
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_QOS_NEG);
+
+		break;
+
+	case BFA_PPORT_SM_LINKDOWN:
+		/**
+		 * Possible to get link down event.
+		 */
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Already enabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		if (bfa_pport_send_disable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling_qwait);
+
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_DISABLE);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_linkup(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Already enabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		if (bfa_pport_send_disable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling_qwait);
+
+		bfa_pport_reset_linkinfo(pport);
+		bfa_pport_callback(pport, BFA_PPORT_LINKDOWN);
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_OFFLINE);
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_DISABLE);
+		break;
+
+	case BFA_PPORT_SM_LINKDOWN:
+		bfa_sm_set_state(pport, bfa_pport_sm_linkdown);
+		bfa_pport_reset_linkinfo(pport);
+		bfa_pport_callback(pport, BFA_PPORT_LINKDOWN);
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkdown");
+		if (BFA_PORT_IS_DISABLED(pport->bfa)) {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_OFFLINE);
+		} else {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_DISCONNECT);
+		}
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		bfa_pport_reset_linkinfo(pport);
+		if (BFA_PORT_IS_DISABLED(pport->bfa)) {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_OFFLINE);
+		} else {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_DISCONNECT);
+		}
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		bfa_pport_reset_linkinfo(pport);
+		bfa_pport_callback(pport, BFA_PPORT_LINKDOWN);
+		if (BFA_PORT_IS_DISABLED(pport->bfa)) {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_OFFLINE);
+		} else {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_DISCONNECT);
+		}
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_disabling_qwait(struct bfa_pport_s *pport,
+			     enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_QRESUME:
+		bfa_sm_set_state(pport, bfa_pport_sm_disabling);
+		bfa_pport_send_disable(pport);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * Already being disabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_LINKUP:
+	case BFA_PPORT_SM_LINKDOWN:
+		/**
+		 * Possible to get link events when doing back-to-back
+		 * enable/disables.
+		 */
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocfail);
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_disabling(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_FWRSP:
+		bfa_sm_set_state(pport, bfa_pport_sm_disabled);
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * Already being disabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_ENABLE, 0, "Port Enable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_ENABLE);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_LINKUP:
+	case BFA_PPORT_SM_LINKDOWN:
+		/**
+		 * Possible to get link events when doing back-to-back
+		 * enable/disables.
+		 */
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocfail);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_disabled(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		/**
+		 * Ignore start event for a port that is disabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_ENABLE, 0, "Port Enable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_ENABLE);
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * Already disabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocfail);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_stopped(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+		break;
+
+	default:
+		/**
+		 * Ignore all other events.
+		 */
+		;
+	}
+}
+
+/**
+ * Port is enabled. IOC is down/failed.
+ */
+static void
+bfa_pport_sm_iocdown(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+		break;
+
+	default:
+		/**
+		 * Ignore all events.
+		 */
+		;
+	}
+}
+
+/**
+ * Port is disabled. IOC is down/failed.
+ */
+static void
+bfa_pport_sm_iocfail(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		bfa_sm_set_state(pport, bfa_pport_sm_disabled);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		/**
+		 * Ignore all events.
+		 */
+		;
+	}
+}
+
+
+
+/**
+ *  bfa_pport_private
+ */
+
+static void
+__bfa_cb_port_event(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_pport_s *pport = cbarg;
+
+	if (complete)
+		pport->event_cbfn(pport->event_cbarg, pport->hcb_event);
+}
+
+#define PPORT_STATS_DMA_SZ (BFA_ROUNDUP(sizeof(union bfa_pport_stats_u), \
+							BFA_CACHELINE_SZ))
+
+static void
+bfa_pport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,
+		  u32 *dm_len)
+{
+	*dm_len += PPORT_STATS_DMA_SZ;
+}
+
+static void
+bfa_pport_qresume(void *cbarg)
+{
+	struct bfa_pport_s *port = cbarg;
+
+	bfa_sm_send_event(port, BFA_PPORT_SM_QRESUME);
+}
+
+static void
+bfa_pport_mem_claim(struct bfa_pport_s *pport, struct bfa_meminfo_s *meminfo)
+{
+	u8        *dm_kva;
+	u64        dm_pa;
+
+	dm_kva = bfa_meminfo_dma_virt(meminfo);
+	dm_pa = bfa_meminfo_dma_phys(meminfo);
+
+	pport->stats_kva = dm_kva;
+	pport->stats_pa = dm_pa;
+	pport->stats = (union bfa_pport_stats_u *)dm_kva;
+
+	dm_kva += PPORT_STATS_DMA_SZ;
+	dm_pa += PPORT_STATS_DMA_SZ;
+
+	bfa_meminfo_dma_virt(meminfo) = dm_kva;
+	bfa_meminfo_dma_phys(meminfo) = dm_pa;
+}
+
+/**
+ * Memory initialization.
+ */
+static void
+bfa_pport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		 struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+	struct bfa_pport_cfg_s *port_cfg = &pport->cfg;
+
+	bfa_os_memset(pport, 0, sizeof(struct bfa_pport_s));
+	pport->bfa = bfa;
+
+	bfa_pport_mem_claim(pport, meminfo);
+
+	bfa_sm_set_state(pport, bfa_pport_sm_uninit);
+
+	/**
+	 * initialize and set default configuration
+	 */
+	port_cfg->topology = BFA_PPORT_TOPOLOGY_P2P;
+	port_cfg->speed = BFA_PPORT_SPEED_AUTO;
+	port_cfg->trunked = BFA_FALSE;
+	port_cfg->maxfrsize = 0;
+
+	port_cfg->trl_def_speed = BFA_PPORT_SPEED_1GBPS;
+
+	bfa_reqq_winit(&pport->reqq_wait, bfa_pport_qresume, pport);
+}
+
+static void
+bfa_pport_initdone(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	/**
+	 * Initialize port attributes from IOC hardware data.
+	 */
+	bfa_pport_set_wwns(pport);
+	if (pport->cfg.maxfrsize == 0)
+		pport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc);
+	pport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc);
+	pport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc);
+
+	bfa_assert(pport->cfg.maxfrsize);
+	bfa_assert(pport->cfg.rx_bbcredit);
+	bfa_assert(pport->speed_sup);
+}
+
+static void
+bfa_pport_detach(struct bfa_s *bfa)
+{
+}
+
+/**
+ * Called when IOC is ready.
+ */
+static void
+bfa_pport_start(struct bfa_s *bfa)
+{
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_START);
+}
+
+/**
+ * Called before IOC is stopped.
+ */
+static void
+bfa_pport_stop(struct bfa_s *bfa)
+{
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_STOP);
+}
+
+/**
+ * Called when IOC failure is detected.
+ */
+static void
+bfa_pport_iocdisable(struct bfa_s *bfa)
+{
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_HWFAIL);
+}
+
+static void
+bfa_pport_update_linkinfo(struct bfa_pport_s *pport)
+{
+	struct bfi_pport_event_s *pevent = pport->event_arg.i2hmsg.event;
+
+	pport->speed = pevent->link_state.speed;
+	pport->topology = pevent->link_state.topology;
+
+	if (pport->topology == BFA_PPORT_TOPOLOGY_LOOP)
+		pport->myalpa = pevent->link_state.tl.loop_info.myalpa;
+
+	/*
+	 * QoS Details
+	 */
+	bfa_os_assign(pport->qos_attr, pevent->link_state.qos_attr);
+	bfa_os_assign(pport->qos_vc_attr, pevent->link_state.qos_vc_attr);
+
+	bfa_trc(pport->bfa, pport->speed);
+	bfa_trc(pport->bfa, pport->topology);
+}
+
+static void
+bfa_pport_reset_linkinfo(struct bfa_pport_s *pport)
+{
+	pport->speed = BFA_PPORT_SPEED_UNKNOWN;
+	pport->topology = BFA_PPORT_TOPOLOGY_NONE;
+}
+
+/**
+ * Send port enable message to firmware.
+ */
+static          bfa_boolean_t
+bfa_pport_send_enable(struct bfa_pport_s *port)
+{
+	struct bfi_pport_enable_req_s *m;
+
+	/**
+	 * Increment message tag before queue check, so that responses to old
+	 * requests are discarded.
+	 */
+	port->msgtag++;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+	if (!m) {
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_ENABLE_REQ,
+		    bfa_lpuid(port->bfa));
+	m->nwwn = port->nwwn;
+	m->pwwn = port->pwwn;
+	m->port_cfg = port->cfg;
+	m->msgtag = port->msgtag;
+	m->port_cfg.maxfrsize = bfa_os_htons(port->cfg.maxfrsize);
+	bfa_dma_be_addr_set(m->stats_dma_addr, port->stats_pa);
+	bfa_trc(port->bfa, m->stats_dma_addr.a32.addr_lo);
+	bfa_trc(port->bfa, m->stats_dma_addr.a32.addr_hi);
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+	return BFA_TRUE;
+}
+
+/**
+ * Send port disable message to firmware.
+ */
+static          bfa_boolean_t
+bfa_pport_send_disable(struct bfa_pport_s *port)
+{
+	bfi_pport_disable_req_t *m;
+
+	/**
+	 * Increment message tag before queue check, so that responses to old
+	 * requests are discarded.
+	 */
+	port->msgtag++;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+	if (!m) {
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_DISABLE_REQ,
+		    bfa_lpuid(port->bfa));
+	m->msgtag = port->msgtag;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+
+	return BFA_TRUE;
+}
+
+static void
+bfa_pport_set_wwns(struct bfa_pport_s *port)
+{
+	port->pwwn = bfa_ioc_get_pwwn(&port->bfa->ioc);
+	port->nwwn = bfa_ioc_get_nwwn(&port->bfa->ioc);
+
+	bfa_trc(port->bfa, port->pwwn);
+	bfa_trc(port->bfa, port->nwwn);
+}
+
+static void
+bfa_port_send_txcredit(void *port_cbarg)
+{
+
+	struct bfa_pport_s *port = port_cbarg;
+	struct bfi_pport_set_svc_params_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+	if (!m) {
+		bfa_trc(port->bfa, port->cfg.tx_bbcredit);
+		return;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_SET_SVC_PARAMS_REQ,
+		    bfa_lpuid(port->bfa));
+	m->tx_bbcredit = bfa_os_htons((u16) port->cfg.tx_bbcredit);
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+}
+
+
+
+/**
+ *  bfa_pport_public
+ */
+
+/**
+ * Firmware message handler.
+ */
+void
+bfa_pport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+	union bfi_pport_i2h_msg_u i2hmsg;
+
+	i2hmsg.msg = msg;
+	pport->event_arg.i2hmsg = i2hmsg;
+
+	switch (msg->mhdr.msg_id) {
+	case BFI_PPORT_I2H_ENABLE_RSP:
+		if (pport->msgtag == i2hmsg.enable_rsp->msgtag)
+			bfa_sm_send_event(pport, BFA_PPORT_SM_FWRSP);
+		break;
+
+	case BFI_PPORT_I2H_DISABLE_RSP:
+		if (pport->msgtag == i2hmsg.enable_rsp->msgtag)
+			bfa_sm_send_event(pport, BFA_PPORT_SM_FWRSP);
+		break;
+
+	case BFI_PPORT_I2H_EVENT:
+		switch (i2hmsg.event->link_state.linkstate) {
+		case BFA_PPORT_LINKUP:
+			bfa_sm_send_event(pport, BFA_PPORT_SM_LINKUP);
+			break;
+		case BFA_PPORT_LINKDOWN:
+			bfa_sm_send_event(pport, BFA_PPORT_SM_LINKDOWN);
+			break;
+		case BFA_PPORT_TRUNK_LINKDOWN:
+			/** todo: event notification */
+			break;
+		}
+		break;
+
+	case BFI_PPORT_I2H_GET_STATS_RSP:
+	case BFI_PPORT_I2H_GET_QOS_STATS_RSP:
+		/*
+		 * check for timer pop before processing the rsp
+		 */
+		if (pport->stats_busy == BFA_FALSE
+		    || pport->stats_status == BFA_STATUS_ETIMER)
+			break;
+
+		bfa_timer_stop(&pport->timer);
+		pport->stats_status = i2hmsg.getstats_rsp->status;
+		bfa_cb_queue(pport->bfa, &pport->hcb_qe, __bfa_cb_port_stats,
+			     pport);
+		break;
+	case BFI_PPORT_I2H_CLEAR_STATS_RSP:
+	case BFI_PPORT_I2H_CLEAR_QOS_STATS_RSP:
+		/*
+		 * check for timer pop before processing the rsp
+		 */
+		if (pport->stats_busy == BFA_FALSE
+		    || pport->stats_status == BFA_STATUS_ETIMER)
+			break;
+
+		bfa_timer_stop(&pport->timer);
+		pport->stats_status = BFA_STATUS_OK;
+		bfa_cb_queue(pport->bfa, &pport->hcb_qe,
+			     __bfa_cb_port_stats_clr, pport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_pport_api
+ */
+
+/**
+ * Registered callback for port events.
+ */
+void
+bfa_pport_event_register(struct bfa_s *bfa,
+			 void (*cbfn) (void *cbarg, bfa_pport_event_t event),
+			 void *cbarg)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	pport->event_cbfn = cbfn;
+	pport->event_cbarg = cbarg;
+}
+
+bfa_status_t
+bfa_pport_enable(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	if (pport->diag_busy)
+		return (BFA_STATUS_DIAG_BUSY);
+	else if (bfa_sm_cmp_state
+		 (BFA_PORT_MOD(bfa), bfa_pport_sm_disabling_qwait))
+		return (BFA_STATUS_DEVBUSY);
+
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_ENABLE);
+	return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_pport_disable(struct bfa_s *bfa)
+{
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_DISABLE);
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Configure port speed.
+ */
+bfa_status_t
+bfa_pport_cfg_speed(struct bfa_s *bfa, enum bfa_pport_speed speed)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, speed);
+
+	if ((speed != BFA_PPORT_SPEED_AUTO) && (speed > pport->speed_sup)) {
+		bfa_trc(bfa, pport->speed_sup);
+		return BFA_STATUS_UNSUPP_SPEED;
+	}
+
+	pport->cfg.speed = speed;
+
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Get current speed.
+ */
+enum bfa_pport_speed
+bfa_pport_get_speed(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->speed;
+}
+
+/**
+ * Configure port topology.
+ */
+bfa_status_t
+bfa_pport_cfg_topology(struct bfa_s *bfa, enum bfa_pport_topology topology)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, topology);
+	bfa_trc(bfa, pport->cfg.topology);
+
+	switch (topology) {
+	case BFA_PPORT_TOPOLOGY_P2P:
+	case BFA_PPORT_TOPOLOGY_LOOP:
+	case BFA_PPORT_TOPOLOGY_AUTO:
+		break;
+
+	default:
+		return BFA_STATUS_EINVAL;
+	}
+
+	pport->cfg.topology = topology;
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Get current topology.
+ */
+enum bfa_pport_topology
+bfa_pport_get_topology(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->topology;
+}
+
+bfa_status_t
+bfa_pport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, alpa);
+	bfa_trc(bfa, pport->cfg.cfg_hardalpa);
+	bfa_trc(bfa, pport->cfg.hardalpa);
+
+	pport->cfg.cfg_hardalpa = BFA_TRUE;
+	pport->cfg.hardalpa = alpa;
+
+	return (BFA_STATUS_OK);
+}
+
+bfa_status_t
+bfa_pport_clr_hardalpa(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, pport->cfg.cfg_hardalpa);
+	bfa_trc(bfa, pport->cfg.hardalpa);
+
+	pport->cfg.cfg_hardalpa = BFA_FALSE;
+	return (BFA_STATUS_OK);
+}
+
+bfa_boolean_t
+bfa_pport_get_hardalpa(struct bfa_s *bfa, u8 *alpa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	*alpa = port->cfg.hardalpa;
+	return port->cfg.cfg_hardalpa;
+}
+
+u8
+bfa_pport_get_myalpa(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->myalpa;
+}
+
+bfa_status_t
+bfa_pport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxfrsize)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, maxfrsize);
+	bfa_trc(bfa, pport->cfg.maxfrsize);
+
+	/*
+	 * with in range
+	 */
+	if ((maxfrsize > FC_MAX_PDUSZ) || (maxfrsize < FC_MIN_PDUSZ))
+		return (BFA_STATUS_INVLD_DFSZ);
+
+	/*
+	 * power of 2, if not the max frame size of 2112
+	 */
+	if ((maxfrsize != FC_MAX_PDUSZ) && (maxfrsize & (maxfrsize - 1)))
+		return (BFA_STATUS_INVLD_DFSZ);
+
+	pport->cfg.maxfrsize = maxfrsize;
+	return (BFA_STATUS_OK);
+}
+
+u16
+bfa_pport_get_maxfrsize(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->cfg.maxfrsize;
+}
+
+u32
+bfa_pport_mypid(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->mypid;
+}
+
+u8
+bfa_pport_get_rx_bbcredit(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->cfg.rx_bbcredit;
+}
+
+void
+bfa_pport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	port->cfg.tx_bbcredit = (u8) tx_bbcredit;
+	bfa_port_send_txcredit(port);
+}
+
+/**
+ * Get port attributes.
+ */
+
+wwn_t
+bfa_pport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+	if (node)
+		return pport->nwwn;
+	else
+		return pport->pwwn;
+}
+
+void
+bfa_pport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_os_memset(attr, 0, sizeof(struct bfa_pport_attr_s));
+
+	attr->nwwn = pport->nwwn;
+	attr->pwwn = pport->pwwn;
+
+	bfa_os_memcpy(&attr->pport_cfg, &pport->cfg,
+		      sizeof(struct bfa_pport_cfg_s));
+	/*
+	 * speed attributes
+	 */
+	attr->pport_cfg.speed = pport->cfg.speed;
+	attr->speed_supported = pport->speed_sup;
+	attr->speed = pport->speed;
+	attr->cos_supported = FC_CLASS_3;
+
+	/*
+	 * topology attributes
+	 */
+	attr->pport_cfg.topology = pport->cfg.topology;
+	attr->topology = pport->topology;
+
+	/*
+	 * beacon attributes
+	 */
+	attr->beacon = pport->beacon;
+	attr->link_e2e_beacon = pport->link_e2e_beacon;
+	attr->plog_enabled = bfa_plog_get_setting(pport->bfa->plog);
+
+	attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa);
+	attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa);
+	attr->port_state = bfa_sm_to_state(hal_pport_sm_table, pport->sm);
+	if (bfa_ioc_is_disabled(&pport->bfa->ioc))
+		attr->port_state = BFA_PPORT_ST_IOCDIS;
+	else if (bfa_ioc_fw_mismatch(&pport->bfa->ioc))
+		attr->port_state = BFA_PPORT_ST_FWMISMATCH;
+}
+
+static void
+bfa_port_stats_query(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+	bfi_pport_get_stats_req_t *msg;
+
+	msg = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+
+	if (!msg) {
+		port->stats_qfull = BFA_TRUE;
+		bfa_reqq_winit(&port->stats_reqq_wait, bfa_port_stats_query,
+			       port);
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->stats_reqq_wait);
+		return;
+	}
+	port->stats_qfull = BFA_FALSE;
+
+	bfa_os_memset(msg, 0, sizeof(bfi_pport_get_stats_req_t));
+	bfi_h2i_set(msg->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_GET_STATS_REQ,
+		    bfa_lpuid(port->bfa));
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+
+	return;
+}
+
+static void
+bfa_port_stats_clear(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+	bfi_pport_clear_stats_req_t *msg;
+
+	msg = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+
+	if (!msg) {
+		port->stats_qfull = BFA_TRUE;
+		bfa_reqq_winit(&port->stats_reqq_wait, bfa_port_stats_clear,
+			       port);
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->stats_reqq_wait);
+		return;
+	}
+	port->stats_qfull = BFA_FALSE;
+
+	bfa_os_memset(msg, 0, sizeof(bfi_pport_clear_stats_req_t));
+	bfi_h2i_set(msg->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_CLEAR_STATS_REQ,
+		    bfa_lpuid(port->bfa));
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+	return;
+}
+
+static void
+bfa_port_qos_stats_clear(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+	bfi_pport_clear_qos_stats_req_t *msg;
+
+	msg = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+
+	if (!msg) {
+		port->stats_qfull = BFA_TRUE;
+		bfa_reqq_winit(&port->stats_reqq_wait, bfa_port_qos_stats_clear,
+			       port);
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->stats_reqq_wait);
+		return;
+	}
+	port->stats_qfull = BFA_FALSE;
+
+	bfa_os_memset(msg, 0, sizeof(bfi_pport_clear_qos_stats_req_t));
+	bfi_h2i_set(msg->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_CLEAR_QOS_STATS_REQ,
+		    bfa_lpuid(port->bfa));
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+	return;
+}
+
+static void
+bfa_pport_stats_swap(union bfa_pport_stats_u *d, union bfa_pport_stats_u *s)
+{
+	u32       *dip = (u32 *) d;
+	u32       *sip = (u32 *) s;
+	int             i;
+
+	/*
+	 * Do 64 bit fields swap first
+	 */
+	for (i = 0;
+	     i <
+	     ((sizeof(union bfa_pport_stats_u) -
+	       sizeof(struct bfa_qos_stats_s)) / sizeof(u32)); i = i + 2) {
+#ifdef __BIGENDIAN
+		dip[i] = bfa_os_ntohl(sip[i]);
+		dip[i + 1] = bfa_os_ntohl(sip[i + 1]);
+#else
+		dip[i] = bfa_os_ntohl(sip[i + 1]);
+		dip[i + 1] = bfa_os_ntohl(sip[i]);
+#endif
+	}
+
+	/*
+	 * Now swap the 32 bit fields
+	 */
+	for (; i < (sizeof(union bfa_pport_stats_u) / sizeof(u32)); ++i)
+		dip[i] = bfa_os_ntohl(sip[i]);
+}
+
+static void
+__bfa_cb_port_stats_clr(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_pport_s *port = cbarg;
+
+	if (complete) {
+		port->stats_cbfn(port->stats_cbarg, port->stats_status);
+	} else {
+		port->stats_busy = BFA_FALSE;
+		port->stats_status = BFA_STATUS_OK;
+	}
+}
+
+static void
+bfa_port_stats_clr_timeout(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+
+	bfa_trc(port->bfa, port->stats_qfull);
+
+	if (port->stats_qfull) {
+		bfa_reqq_wcancel(&port->stats_reqq_wait);
+		port->stats_qfull = BFA_FALSE;
+	}
+
+	port->stats_status = BFA_STATUS_ETIMER;
+	bfa_cb_queue(port->bfa, &port->hcb_qe, __bfa_cb_port_stats_clr, port);
+}
+
+static void
+__bfa_cb_port_stats(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_pport_s *port = cbarg;
+
+	if (complete) {
+		if (port->stats_status == BFA_STATUS_OK)
+			bfa_pport_stats_swap(port->stats_ret, port->stats);
+		port->stats_cbfn(port->stats_cbarg, port->stats_status);
+	} else {
+		port->stats_busy = BFA_FALSE;
+		port->stats_status = BFA_STATUS_OK;
+	}
+}
+
+static void
+bfa_port_stats_timeout(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+
+	bfa_trc(port->bfa, port->stats_qfull);
+
+	if (port->stats_qfull) {
+		bfa_reqq_wcancel(&port->stats_reqq_wait);
+		port->stats_qfull = BFA_FALSE;
+	}
+
+	port->stats_status = BFA_STATUS_ETIMER;
+	bfa_cb_queue(port->bfa, &port->hcb_qe, __bfa_cb_port_stats, port);
+}
+
+#define BFA_PORT_STATS_TOV	1000
+
+/**
+ * Fetch port attributes.
+ */
+bfa_status_t
+bfa_pport_get_stats(struct bfa_s *bfa, union bfa_pport_stats_u *stats,
+		    bfa_cb_pport_t cbfn, void *cbarg)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	if (port->stats_busy) {
+		bfa_trc(bfa, port->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	port->stats_busy = BFA_TRUE;
+	port->stats_ret = stats;
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+
+	bfa_port_stats_query(port);
+
+	bfa_timer_start(bfa, &port->timer, bfa_port_stats_timeout, port,
+			BFA_PORT_STATS_TOV);
+	return (BFA_STATUS_OK);
+}
+
+bfa_status_t
+bfa_pport_clear_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, void *cbarg)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	if (port->stats_busy) {
+		bfa_trc(bfa, port->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	port->stats_busy = BFA_TRUE;
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+
+	bfa_port_stats_clear(port);
+
+	bfa_timer_start(bfa, &port->timer, bfa_port_stats_clr_timeout, port,
+			BFA_PORT_STATS_TOV);
+	return (BFA_STATUS_OK);
+}
+
+bfa_status_t
+bfa_pport_trunk_enable(struct bfa_s *bfa, u8 bitmap)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, bitmap);
+	bfa_trc(bfa, pport->cfg.trunked);
+	bfa_trc(bfa, pport->cfg.trunk_ports);
+
+	if (!bitmap || (bitmap & (bitmap - 1)))
+		return BFA_STATUS_EINVAL;
+
+	pport->cfg.trunked = BFA_TRUE;
+	pport->cfg.trunk_ports = bitmap;
+
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_pport_qos_get_attr(struct bfa_s *bfa, struct bfa_qos_attr_s *qos_attr)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	qos_attr->state = bfa_os_ntohl(pport->qos_attr.state);
+	qos_attr->total_bb_cr = bfa_os_ntohl(pport->qos_attr.total_bb_cr);
+}
+
+void
+bfa_pport_qos_get_vc_attr(struct bfa_s *bfa,
+			  struct bfa_qos_vc_attr_s *qos_vc_attr)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+	struct bfa_qos_vc_attr_s *bfa_vc_attr = &pport->qos_vc_attr;
+	u32        i = 0;
+
+	qos_vc_attr->total_vc_count = bfa_os_ntohs(bfa_vc_attr->total_vc_count);
+	qos_vc_attr->shared_credit = bfa_os_ntohs(bfa_vc_attr->shared_credit);
+	qos_vc_attr->elp_opmode_flags =
+		bfa_os_ntohl(bfa_vc_attr->elp_opmode_flags);
+
+	/*
+	 * Individual VC info
+	 */
+	while (i < qos_vc_attr->total_vc_count) {
+		qos_vc_attr->vc_info[i].vc_credit =
+			bfa_vc_attr->vc_info[i].vc_credit;
+		qos_vc_attr->vc_info[i].borrow_credit =
+			bfa_vc_attr->vc_info[i].borrow_credit;
+		qos_vc_attr->vc_info[i].priority =
+			bfa_vc_attr->vc_info[i].priority;
+		++i;
+	}
+}
+
+/**
+ * Fetch QoS Stats.
+ */
+bfa_status_t
+bfa_pport_get_qos_stats(struct bfa_s *bfa, union bfa_pport_stats_u *stats,
+			bfa_cb_pport_t cbfn, void *cbarg)
+{
+	/*
+	 * QoS stats is embedded in port stats
+	 */
+	return (bfa_pport_get_stats(bfa, stats, cbfn, cbarg));
+}
+
+bfa_status_t
+bfa_pport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, void *cbarg)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	if (port->stats_busy) {
+		bfa_trc(bfa, port->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	port->stats_busy = BFA_TRUE;
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+
+	bfa_port_qos_stats_clear(port);
+
+	bfa_timer_start(bfa, &port->timer, bfa_port_stats_clr_timeout, port,
+			BFA_PORT_STATS_TOV);
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Fetch port attributes.
+ */
+bfa_status_t
+bfa_pport_trunk_disable(struct bfa_s *bfa)
+{
+	return (BFA_STATUS_OK);
+}
+
+bfa_boolean_t
+bfa_pport_trunk_query(struct bfa_s *bfa, u32 *bitmap)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	*bitmap = port->cfg.trunk_ports;
+	return port->cfg.trunked;
+}
+
+bfa_boolean_t
+bfa_pport_is_disabled(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return (bfa_sm_to_state(hal_pport_sm_table, port->sm) ==
+		BFA_PPORT_ST_DISABLED);
+
+}
+
+bfa_boolean_t
+bfa_pport_is_ratelim(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+return (pport->cfg.ratelimit ? BFA_TRUE : BFA_FALSE);
+
+}
+
+void
+bfa_pport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, on_off);
+	bfa_trc(bfa, pport->cfg.qos_enabled);
+
+	pport->cfg.qos_enabled = on_off;
+}
+
+void
+bfa_pport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, on_off);
+	bfa_trc(bfa, pport->cfg.ratelimit);
+
+	pport->cfg.ratelimit = on_off;
+	if (pport->cfg.trl_def_speed == BFA_PPORT_SPEED_UNKNOWN)
+		pport->cfg.trl_def_speed = BFA_PPORT_SPEED_1GBPS;
+}
+
+/**
+ * Configure default minimum ratelim speed
+ */
+bfa_status_t
+bfa_pport_cfg_ratelim_speed(struct bfa_s *bfa, enum bfa_pport_speed speed)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, speed);
+
+	/*
+	 * Auto and speeds greater than the supported speed, are invalid
+	 */
+	if ((speed == BFA_PPORT_SPEED_AUTO) || (speed > pport->speed_sup)) {
+		bfa_trc(bfa, pport->speed_sup);
+		return BFA_STATUS_UNSUPP_SPEED;
+	}
+
+	pport->cfg.trl_def_speed = speed;
+
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Get default minimum ratelim speed
+ */
+enum bfa_pport_speed
+bfa_pport_get_ratelim_speed(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, pport->cfg.trl_def_speed);
+	return (pport->cfg.trl_def_speed);
+
+}
+
+void
+bfa_pport_busy(struct bfa_s *bfa, bfa_boolean_t status)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, status);
+	bfa_trc(bfa, pport->diag_busy);
+
+	pport->diag_busy = status;
+}
+
+void
+bfa_pport_beacon(struct bfa_s *bfa, bfa_boolean_t beacon,
+		 bfa_boolean_t link_e2e_beacon)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, beacon);
+	bfa_trc(bfa, link_e2e_beacon);
+	bfa_trc(bfa, pport->beacon);
+	bfa_trc(bfa, pport->link_e2e_beacon);
+
+	pport->beacon = beacon;
+	pport->link_e2e_beacon = link_e2e_beacon;
+}
+
+bfa_boolean_t
+bfa_pport_is_linkup(struct bfa_s *bfa)
+{
+	return bfa_sm_cmp_state(BFA_PORT_MOD(bfa), bfa_pport_sm_linkup);
+}
+
+

drivers/scsi/bfa/bfa_fcs.c

@@ -0,0 +1,182 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs.c BFA FCS main
+ */
+
+#include <fcs/bfa_fcs.h>
+#include "fcs_port.h"
+#include "fcs_uf.h"
+#include "fcs_vport.h"
+#include "fcs_rport.h"
+#include "fcs_fabric.h"
+#include "fcs_fcpim.h"
+#include "fcs_fcptm.h"
+#include "fcbuild.h"
+#include "fcs.h"
+#include "bfad_drv.h"
+#include <fcb/bfa_fcb.h>
+
+/**
+ * FCS sub-modules
+ */
+struct bfa_fcs_mod_s {
+	void            (*modinit) (struct bfa_fcs_s *fcs);
+	void            (*modexit) (struct bfa_fcs_s *fcs);
+};
+
+#define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit }
+
+static struct bfa_fcs_mod_s fcs_modules[] = {
+	BFA_FCS_MODULE(bfa_fcs_pport),
+	BFA_FCS_MODULE(bfa_fcs_uf),
+	BFA_FCS_MODULE(bfa_fcs_fabric),
+	BFA_FCS_MODULE(bfa_fcs_vport),
+	BFA_FCS_MODULE(bfa_fcs_rport),
+	BFA_FCS_MODULE(bfa_fcs_fcpim),
+};
+
+/**
+ *  fcs_api BFA FCS API
+ */
+
+static void
+bfa_fcs_exit_comp(void *fcs_cbarg)
+{
+	struct bfa_fcs_s *fcs = fcs_cbarg;
+	struct bfad_s *bfad = fcs->bfad;
+
+	complete(&bfad->comp);
+}
+
+
+
+/**
+ *  fcs_api BFA FCS API
+ */
+
+/**
+ * 		FCS instance initialization.
+ *
+ * 	param[in]		fcs		FCS instance
+ * 	param[in]		bfa		BFA instance
+ * 	param[in]		bfad		BFA driver instance
+ *
+ * 	return None
+ */
+void
+bfa_fcs_init(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
+			bfa_boolean_t min_cfg)
+{
+	int             i;
+	struct bfa_fcs_mod_s  *mod;
+
+	fcs->bfa = bfa;
+	fcs->bfad = bfad;
+	fcs->min_cfg = min_cfg;
+
+	bfa_attach_fcs(bfa);
+	fcbuild_init();
+
+	for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) {
+		mod = &fcs_modules[i];
+		mod->modinit(fcs);
+	}
+}
+
+/**
+ * Start FCS operations.
+ */
+void
+bfa_fcs_start(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_fabric_modstart(fcs);
+}
+
+/**
+ * 		FCS driver details initialization.
+ *
+ * 	param[in]		fcs		FCS instance
+ * 	param[in]		driver_info	Driver Details
+ *
+ * 	return None
+ */
+void
+bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
+			struct bfa_fcs_driver_info_s *driver_info)
+{
+
+	fcs->driver_info = *driver_info;
+
+	bfa_fcs_fabric_psymb_init(&fcs->fabric);
+}
+
+/**
+ * 		FCS instance cleanup and exit.
+ *
+ * 	param[in]		fcs			FCS instance
+ * 	return None
+ */
+void
+bfa_fcs_exit(struct bfa_fcs_s *fcs)
+{
+	struct bfa_fcs_mod_s  *mod;
+	int             nmods, i;
+
+	bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
+
+	nmods = sizeof(fcs_modules) / sizeof(fcs_modules[0]);
+
+	for (i = 0; i < nmods; i++) {
+		bfa_wc_up(&fcs->wc);
+
+		mod = &fcs_modules[i];
+		mod->modexit(fcs);
+	}
+
+	bfa_wc_wait(&fcs->wc);
+}
+
+
+void
+bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod)
+{
+	fcs->trcmod = trcmod;
+}
+
+
+void
+bfa_fcs_log_init(struct bfa_fcs_s *fcs, struct bfa_log_mod_s *logmod)
+{
+	fcs->logm = logmod;
+}
+
+
+void
+bfa_fcs_aen_init(struct bfa_fcs_s *fcs, struct bfa_aen_s *aen)
+{
+	fcs->aen = aen;
+}
+
+void
+bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs)
+{
+	bfa_wc_down(&fcs->wc);
+}
+
+

drivers/scsi/bfa/bfa_fcs_lport.c

@@ -0,0 +1,940 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_port.c BFA FCS port
+ */
+
+#include <fcs/bfa_fcs.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_rport.h>
+#include <fcb/bfa_fcb_port.h>
+#include <bfa_svc.h>
+#include <log/bfa_log_fcs.h>
+#include "fcs.h"
+#include "fcs_lport.h"
+#include "fcs_vport.h"
+#include "fcs_rport.h"
+#include "fcs_fcxp.h"
+#include "fcs_trcmod.h"
+#include "lport_priv.h"
+#include <aen/bfa_aen_lport.h>
+
+BFA_TRC_FILE(FCS, PORT);
+
+/**
+ * Forward declarations
+ */
+
+static void     bfa_fcs_port_aen_post(struct bfa_fcs_port_s *port,
+				      enum bfa_lport_aen_event event);
+static void     bfa_fcs_port_send_ls_rjt(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs, u8 reason_code,
+			u8 reason_code_expl);
+static void     bfa_fcs_port_plogi(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs,
+			struct fc_logi_s *plogi);
+static void     bfa_fcs_port_online_actions(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_offline_actions(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_unknown_init(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_unknown_online(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_unknown_offline(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_deleted(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_echo(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs,
+			struct fc_echo_s *echo, u16 len);
+static void     bfa_fcs_port_rnid(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs,
+			struct fc_rnid_cmd_s *rnid, u16 len);
+static void     bfa_fs_port_get_gen_topo_data(struct bfa_fcs_port_s *port,
+			struct fc_rnid_general_topology_data_s *gen_topo_data);
+
+static struct {
+	void            (*init) (struct bfa_fcs_port_s *port);
+	void            (*online) (struct bfa_fcs_port_s *port);
+	void            (*offline) (struct bfa_fcs_port_s *port);
+} __port_action[] = {
+	{
+	bfa_fcs_port_unknown_init, bfa_fcs_port_unknown_online,
+			bfa_fcs_port_unknown_offline}, {
+	bfa_fcs_port_fab_init, bfa_fcs_port_fab_online,
+			bfa_fcs_port_fab_offline}, {
+	bfa_fcs_port_loop_init, bfa_fcs_port_loop_online,
+			bfa_fcs_port_loop_offline}, {
+bfa_fcs_port_n2n_init, bfa_fcs_port_n2n_online,
+			bfa_fcs_port_n2n_offline},};
+
+/**
+ *  fcs_port_sm FCS logical port state machine
+ */
+
+enum bfa_fcs_port_event {
+	BFA_FCS_PORT_SM_CREATE = 1,
+	BFA_FCS_PORT_SM_ONLINE = 2,
+	BFA_FCS_PORT_SM_OFFLINE = 3,
+	BFA_FCS_PORT_SM_DELETE = 4,
+	BFA_FCS_PORT_SM_DELRPORT = 5,
+};
+
+static void     bfa_fcs_port_sm_uninit(struct bfa_fcs_port_s *port,
+				       enum bfa_fcs_port_event event);
+static void     bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port,
+				     enum bfa_fcs_port_event event);
+static void     bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port,
+				       enum bfa_fcs_port_event event);
+static void     bfa_fcs_port_sm_offline(struct bfa_fcs_port_s *port,
+					enum bfa_fcs_port_event event);
+static void     bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port,
+					 enum bfa_fcs_port_event event);
+
+static void
+bfa_fcs_port_sm_uninit(struct bfa_fcs_port_s *port,
+			enum bfa_fcs_port_event event)
+{
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_CREATE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_init);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port, enum bfa_fcs_port_event event)
+{
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_ONLINE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_online);
+		bfa_fcs_port_online_actions(port);
+		break;
+
+	case BFA_FCS_PORT_SM_DELETE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
+		bfa_fcs_port_deleted(port);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port,
+			enum bfa_fcs_port_event event)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe, *qen;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_OFFLINE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_offline);
+		bfa_fcs_port_offline_actions(port);
+		break;
+
+	case BFA_FCS_PORT_SM_DELETE:
+
+		__port_action[port->fabric->fab_type].offline(port);
+
+		if (port->num_rports == 0) {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
+			bfa_fcs_port_deleted(port);
+		} else {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_deleting);
+			list_for_each_safe(qe, qen, &port->rport_q) {
+				rport = (struct bfa_fcs_rport_s *)qe;
+				bfa_fcs_rport_delete(rport);
+			}
+		}
+		break;
+
+	case BFA_FCS_PORT_SM_DELRPORT:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_sm_offline(struct bfa_fcs_port_s *port,
+			enum bfa_fcs_port_event event)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe, *qen;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_ONLINE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_online);
+		bfa_fcs_port_online_actions(port);
+		break;
+
+	case BFA_FCS_PORT_SM_DELETE:
+		if (port->num_rports == 0) {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
+			bfa_fcs_port_deleted(port);
+		} else {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_deleting);
+			list_for_each_safe(qe, qen, &port->rport_q) {
+				rport = (struct bfa_fcs_rport_s *)qe;
+				bfa_fcs_rport_delete(rport);
+			}
+		}
+		break;
+
+	case BFA_FCS_PORT_SM_DELRPORT:
+	case BFA_FCS_PORT_SM_OFFLINE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port,
+			 enum bfa_fcs_port_event event)
+{
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_DELRPORT:
+		if (port->num_rports == 0) {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
+			bfa_fcs_port_deleted(port);
+		}
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  fcs_port_pvt
+ */
+
+/**
+ * Send AEN notification
+ */
+static void
+bfa_fcs_port_aen_post(struct bfa_fcs_port_s *port,
+		      enum bfa_lport_aen_event event)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = port->fcs->logm;
+	enum bfa_port_role role = port->port_cfg.roles;
+	wwn_t           lpwwn = bfa_fcs_port_get_pwwn(port);
+	char            lpwwn_ptr[BFA_STRING_32];
+	char           *role_str[BFA_PORT_ROLE_FCP_MAX / 2 + 1] =
+		{ "Initiator", "Target", "IPFC" };
+
+	wwn2str(lpwwn_ptr, lpwwn);
+
+	bfa_assert(role <= BFA_PORT_ROLE_FCP_MAX);
+
+	switch (event) {
+	case BFA_LPORT_AEN_ONLINE:
+		bfa_log(logmod, BFA_AEN_LPORT_ONLINE, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_OFFLINE:
+		bfa_log(logmod, BFA_AEN_LPORT_OFFLINE, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_NEW:
+		bfa_log(logmod, BFA_AEN_LPORT_NEW, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_DELETE:
+		bfa_log(logmod, BFA_AEN_LPORT_DELETE, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_DISCONNECT:
+		bfa_log(logmod, BFA_AEN_LPORT_DISCONNECT, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	default:
+		break;
+	}
+
+	aen_data.lport.vf_id = port->fabric->vf_id;
+	aen_data.lport.roles = role;
+	aen_data.lport.ppwwn =
+		bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port->fcs));
+	aen_data.lport.lpwwn = lpwwn;
+}
+
+/*
+ * Send a LS reject
+ */
+static void
+bfa_fcs_port_send_ls_rjt(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			 u8 reason_code, u8 reason_code_expl)
+{
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_rport_s *bfa_rport = NULL;
+	int             len;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+			      bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+			      reason_code, reason_code_expl);
+
+	bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+		      BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+		      FC_MAX_PDUSZ, 0);
+}
+
+/**
+ * Process incoming plogi from a remote port.
+ */
+static void
+bfa_fcs_port_plogi(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			struct fc_logi_s *plogi)
+{
+	struct bfa_fcs_rport_s *rport;
+
+	bfa_trc(port->fcs, rx_fchs->d_id);
+	bfa_trc(port->fcs, rx_fchs->s_id);
+
+	/*
+	 * If min cfg mode is enabled, drop any incoming PLOGIs
+	 */
+	if (__fcs_min_cfg(port->fcs)) {
+		bfa_trc(port->fcs, rx_fchs->s_id);
+		return;
+	}
+
+	if (fc_plogi_parse(rx_fchs) != FC_PARSE_OK) {
+		bfa_trc(port->fcs, rx_fchs->s_id);
+		/*
+		 * send a LS reject
+		 */
+		bfa_fcs_port_send_ls_rjt(port, rx_fchs,
+					 FC_LS_RJT_RSN_PROTOCOL_ERROR,
+					 FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS);
+		return;
+	}
+
+	/**
+* Direct Attach P2P mode : verify address assigned by the r-port.
+	 */
+	if ((!bfa_fcs_fabric_is_switched(port->fabric))
+	    &&
+	    (memcmp
+	     ((void *)&bfa_fcs_port_get_pwwn(port), (void *)&plogi->port_name,
+	      sizeof(wwn_t)) < 0)) {
+		if (BFA_FCS_PID_IS_WKA(rx_fchs->d_id)) {
+			/*
+			 * Address assigned to us cannot be a WKA
+			 */
+			bfa_fcs_port_send_ls_rjt(port, rx_fchs,
+					FC_LS_RJT_RSN_PROTOCOL_ERROR,
+					FC_LS_RJT_EXP_INVALID_NPORT_ID);
+			return;
+		}
+		port->pid = rx_fchs->d_id;
+	}
+
+	/**
+	 * First, check if we know the device by pwwn.
+	 */
+	rport = bfa_fcs_port_get_rport_by_pwwn(port, plogi->port_name);
+	if (rport) {
+		/**
+		 * Direct Attach P2P mode: handle address assigned by the rport.
+		 */
+		if ((!bfa_fcs_fabric_is_switched(port->fabric))
+		    &&
+		    (memcmp
+		     ((void *)&bfa_fcs_port_get_pwwn(port),
+		      (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) {
+			port->pid = rx_fchs->d_id;
+			rport->pid = rx_fchs->s_id;
+		}
+		bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
+		return;
+	}
+
+	/**
+	 * Next, lookup rport by PID.
+	 */
+	rport = bfa_fcs_port_get_rport_by_pid(port, rx_fchs->s_id);
+	if (!rport) {
+		/**
+		 * Inbound PLOGI from a new device.
+		 */
+		bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
+		return;
+	}
+
+	/**
+	 * Rport is known only by PID.
+	 */
+	if (rport->pwwn) {
+		/**
+		 * This is a different device with the same pid. Old device
+		 * disappeared. Send implicit LOGO to old device.
+		 */
+		bfa_assert(rport->pwwn != plogi->port_name);
+		bfa_fcs_rport_logo_imp(rport);
+
+		/**
+		 * Inbound PLOGI from a new device (with old PID).
+		 */
+		bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
+		return;
+	}
+
+	/**
+	 * PLOGI crossing each other.
+	 */
+	bfa_assert(rport->pwwn == WWN_NULL);
+	bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
+}
+
+/*
+ * Process incoming ECHO.
+ * Since it does not require a login, it is processed here.
+ */
+static void
+bfa_fcs_port_echo(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			struct fc_echo_s *echo, u16 rx_len)
+{
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_rport_s *bfa_rport = NULL;
+	int             len, pyld_len;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+	bfa_trc(port->fcs, rx_fchs->d_id);
+	bfa_trc(port->fcs, rx_len);
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+			      bfa_fcs_port_get_fcid(port), rx_fchs->ox_id);
+
+	/*
+	 * Copy the payload (if any) from the echo frame
+	 */
+	pyld_len = rx_len - sizeof(struct fchs_s);
+	bfa_trc(port->fcs, pyld_len);
+
+	if (pyld_len > len)
+		memcpy(((u8 *) bfa_fcxp_get_reqbuf(fcxp)) +
+		       sizeof(struct fc_echo_s), (echo + 1),
+		       (pyld_len - sizeof(struct fc_echo_s)));
+
+	bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+		      BFA_FALSE, FC_CLASS_3, pyld_len, &fchs, NULL, NULL,
+		      FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * Process incoming RNID.
+ * Since it does not require a login, it is processed here.
+ */
+static void
+bfa_fcs_port_rnid(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			struct fc_rnid_cmd_s *rnid, u16 rx_len)
+{
+	struct fc_rnid_common_id_data_s common_id_data;
+	struct fc_rnid_general_topology_data_s gen_topo_data;
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_rport_s *bfa_rport = NULL;
+	u16        len;
+	u32        data_format;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+	bfa_trc(port->fcs, rx_fchs->d_id);
+	bfa_trc(port->fcs, rx_len);
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	/*
+	 * Check Node Indentification Data Format
+	 * We only support General Topology Discovery Format.
+	 * For any other requested Data Formats, we return Common Node Id Data
+	 * only, as per FC-LS.
+	 */
+	bfa_trc(port->fcs, rnid->node_id_data_format);
+	if (rnid->node_id_data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) {
+		data_format = RNID_NODEID_DATA_FORMAT_DISCOVERY;
+		/*
+		 * Get General topology data for this port
+		 */
+		bfa_fs_port_get_gen_topo_data(port, &gen_topo_data);
+	} else {
+		data_format = RNID_NODEID_DATA_FORMAT_COMMON;
+	}
+
+	/*
+	 * Copy the Node Id Info
+	 */
+	common_id_data.port_name = bfa_fcs_port_get_pwwn(port);
+	common_id_data.node_name = bfa_fcs_port_get_nwwn(port);
+
+	len = fc_rnid_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+				bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+				data_format, &common_id_data, &gen_topo_data);
+
+	bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+		      BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+		      FC_MAX_PDUSZ, 0);
+
+	return;
+}
+
+/*
+ *  Fill out General Topolpgy Discovery Data for RNID ELS.
+ */
+static void
+bfa_fs_port_get_gen_topo_data(struct bfa_fcs_port_s *port,
+			struct fc_rnid_general_topology_data_s *gen_topo_data)
+{
+
+	bfa_os_memset(gen_topo_data, 0,
+		      sizeof(struct fc_rnid_general_topology_data_s));
+
+	gen_topo_data->asso_type = bfa_os_htonl(RNID_ASSOCIATED_TYPE_HOST);
+	gen_topo_data->phy_port_num = 0;	/* @todo */
+	gen_topo_data->num_attached_nodes = bfa_os_htonl(1);
+}
+
+static void
+bfa_fcs_port_online_actions(struct bfa_fcs_port_s *port)
+{
+	bfa_trc(port->fcs, port->fabric->oper_type);
+
+	__port_action[port->fabric->fab_type].init(port);
+	__port_action[port->fabric->fab_type].online(port);
+
+	bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_ONLINE);
+	bfa_fcb_port_online(port->fcs->bfad, port->port_cfg.roles,
+			port->fabric->vf_drv, (port->vport == NULL) ?
+			NULL : port->vport->vport_drv);
+}
+
+static void
+bfa_fcs_port_offline_actions(struct bfa_fcs_port_s *port)
+{
+	struct list_head *qe, *qen;
+	struct bfa_fcs_rport_s *rport;
+
+	bfa_trc(port->fcs, port->fabric->oper_type);
+
+	__port_action[port->fabric->fab_type].offline(port);
+
+	if (bfa_fcs_fabric_is_online(port->fabric) == BFA_TRUE) {
+		bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_DISCONNECT);
+	} else {
+		bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_OFFLINE);
+	}
+	bfa_fcb_port_offline(port->fcs->bfad, port->port_cfg.roles,
+			port->fabric->vf_drv,
+			(port->vport == NULL) ? NULL : port->vport->vport_drv);
+
+	list_for_each_safe(qe, qen, &port->rport_q) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		bfa_fcs_rport_offline(rport);
+	}
+}
+
+static void
+bfa_fcs_port_unknown_init(struct bfa_fcs_port_s *port)
+{
+	bfa_assert(0);
+}
+
+static void
+bfa_fcs_port_unknown_online(struct bfa_fcs_port_s *port)
+{
+	bfa_assert(0);
+}
+
+static void
+bfa_fcs_port_unknown_offline(struct bfa_fcs_port_s *port)
+{
+	bfa_assert(0);
+}
+
+static void
+bfa_fcs_port_deleted(struct bfa_fcs_port_s *port)
+{
+	bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_DELETE);
+
+	/*
+	 * Base port will be deleted by the OS driver
+	 */
+	if (port->vport) {
+		bfa_fcb_port_delete(port->fcs->bfad, port->port_cfg.roles,
+			port->fabric->vf_drv,
+			port->vport ? port->vport->vport_drv : NULL);
+		bfa_fcs_vport_delete_comp(port->vport);
+	} else {
+		bfa_fcs_fabric_port_delete_comp(port->fabric);
+	}
+}
+
+
+
+/**
+ *  fcs_lport_api BFA FCS port API
+ */
+/**
+ *   Module initialization
+ */
+void
+bfa_fcs_port_modinit(struct bfa_fcs_s *fcs)
+{
+
+}
+
+/**
+ *   Module cleanup
+ */
+void
+bfa_fcs_port_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}
+
+/**
+ * 		Unsolicited frame receive handling.
+ */
+void
+bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs,
+			u16 len)
+{
+	u32        pid = fchs->s_id;
+	struct bfa_fcs_rport_s *rport = NULL;
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	bfa_stats(lport, uf_recvs);
+
+	if (!bfa_fcs_port_is_online(lport)) {
+		bfa_stats(lport, uf_recv_drops);
+		return;
+	}
+
+	/**
+	 * First, handle ELSs that donot require a login.
+	 */
+	/*
+	 * Handle PLOGI first
+	 */
+	if ((fchs->type == FC_TYPE_ELS) &&
+		(els_cmd->els_code == FC_ELS_PLOGI)) {
+		bfa_fcs_port_plogi(lport, fchs, (struct fc_logi_s *) els_cmd);
+		return;
+	}
+
+	/*
+	 * Handle ECHO separately.
+	 */
+	if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_ECHO)) {
+		bfa_fcs_port_echo(lport, fchs,
+			(struct fc_echo_s *) els_cmd, len);
+		return;
+	}
+
+	/*
+	 * Handle RNID separately.
+	 */
+	if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_RNID)) {
+		bfa_fcs_port_rnid(lport, fchs,
+			(struct fc_rnid_cmd_s *) els_cmd, len);
+		return;
+	}
+
+	/**
+	 * look for a matching remote port ID
+	 */
+	rport = bfa_fcs_port_get_rport_by_pid(lport, pid);
+	if (rport) {
+		bfa_trc(rport->fcs, fchs->s_id);
+		bfa_trc(rport->fcs, fchs->d_id);
+		bfa_trc(rport->fcs, fchs->type);
+
+		bfa_fcs_rport_uf_recv(rport, fchs, len);
+		return;
+	}
+
+	/**
+	 * Only handles ELS frames for now.
+	 */
+	if (fchs->type != FC_TYPE_ELS) {
+		bfa_trc(lport->fcs, fchs->type);
+		bfa_assert(0);
+		return;
+	}
+
+	bfa_trc(lport->fcs, els_cmd->els_code);
+	if (els_cmd->els_code == FC_ELS_RSCN) {
+		bfa_fcs_port_scn_process_rscn(lport, fchs, len);
+		return;
+	}
+
+	if (els_cmd->els_code == FC_ELS_LOGO) {
+		/**
+		 * @todo Handle LOGO frames received.
+		 */
+		bfa_trc(lport->fcs, els_cmd->els_code);
+		return;
+	}
+
+	if (els_cmd->els_code == FC_ELS_PRLI) {
+		/**
+		 * @todo Handle PRLI frames received.
+		 */
+		bfa_trc(lport->fcs, els_cmd->els_code);
+		return;
+	}
+
+	/**
+	 * Unhandled ELS frames. Send a LS_RJT.
+	 */
+	bfa_fcs_port_send_ls_rjt(lport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP,
+				 FC_LS_RJT_EXP_NO_ADDL_INFO);
+
+}
+
+/**
+ *   PID based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_port_get_rport_by_pid(struct bfa_fcs_port_s *port, u32 pid)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe;
+
+	list_for_each(qe, &port->rport_q) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		if (rport->pid == pid)
+			return rport;
+	}
+
+	bfa_trc(port->fcs, pid);
+	return NULL;
+}
+
+/**
+ *   PWWN based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_port_get_rport_by_pwwn(struct bfa_fcs_port_s *port, wwn_t pwwn)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe;
+
+	list_for_each(qe, &port->rport_q) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		if (wwn_is_equal(rport->pwwn, pwwn))
+			return rport;
+	}
+
+	bfa_trc(port->fcs, pwwn);
+	return (NULL);
+}
+
+/**
+ *   NWWN based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_port_get_rport_by_nwwn(struct bfa_fcs_port_s *port, wwn_t nwwn)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe;
+
+	list_for_each(qe, &port->rport_q) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		if (wwn_is_equal(rport->nwwn, nwwn))
+			return rport;
+	}
+
+	bfa_trc(port->fcs, nwwn);
+	return (NULL);
+}
+
+/**
+ * Called by rport module when new rports are discovered.
+ */
+void
+bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port,
+		       struct bfa_fcs_rport_s *rport)
+{
+	list_add_tail(&rport->qe, &port->rport_q);
+	port->num_rports++;
+}
+
+/**
+ * Called by rport module to when rports are deleted.
+ */
+void
+bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port,
+		       struct bfa_fcs_rport_s *rport)
+{
+	bfa_assert(bfa_q_is_on_q(&port->rport_q, rport));
+	list_del(&rport->qe);
+	port->num_rports--;
+
+	bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELRPORT);
+}
+
+/**
+ * Called by fabric for base port when fabric login is complete.
+ * Called by vport for virtual ports when FDISC is complete.
+ */
+void
+bfa_fcs_port_online(struct bfa_fcs_port_s *port)
+{
+	bfa_sm_send_event(port, BFA_FCS_PORT_SM_ONLINE);
+}
+
+/**
+ * Called by fabric for base port when fabric goes offline.
+ * Called by vport for virtual ports when virtual port becomes offline.
+ */
+void
+bfa_fcs_port_offline(struct bfa_fcs_port_s *port)
+{
+	bfa_sm_send_event(port, BFA_FCS_PORT_SM_OFFLINE);
+}
+
+/**
+ * Called by fabric to delete base lport and associated resources.
+ *
+ * Called by vport to delete lport and associated resources. Should call
+ * bfa_fcs_vport_delete_comp() for vports on completion.
+ */
+void
+bfa_fcs_port_delete(struct bfa_fcs_port_s *port)
+{
+	bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELETE);
+}
+
+/**
+ * Called by fabric in private loop topology to process LIP event.
+ */
+void
+bfa_fcs_port_lip(struct bfa_fcs_port_s *port)
+{
+}
+
+/**
+ * Return TRUE if port is online, else return FALSE
+ */
+bfa_boolean_t
+bfa_fcs_port_is_online(struct bfa_fcs_port_s *port)
+{
+	return (bfa_sm_cmp_state(port, bfa_fcs_port_sm_online));
+}
+
+/**
+ * Logical port initialization of base or virtual port.
+ * Called by fabric for base port or by vport for virtual ports.
+ */
+void
+bfa_fcs_lport_init(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs,
+		   u16 vf_id, struct bfa_port_cfg_s *port_cfg,
+		   struct bfa_fcs_vport_s *vport)
+{
+	lport->fcs = fcs;
+	lport->fabric = bfa_fcs_vf_lookup(fcs, vf_id);
+	bfa_os_assign(lport->port_cfg, *port_cfg);
+	lport->vport = vport;
+	lport->lp_tag = (vport) ? bfa_lps_get_tag(vport->lps) :
+			 bfa_lps_get_tag(lport->fabric->lps);
+
+	INIT_LIST_HEAD(&lport->rport_q);
+	lport->num_rports = 0;
+
+	lport->bfad_port =
+		bfa_fcb_port_new(fcs->bfad, lport, lport->port_cfg.roles,
+				lport->fabric->vf_drv,
+				vport ? vport->vport_drv : NULL);
+	bfa_fcs_port_aen_post(lport, BFA_LPORT_AEN_NEW);
+
+	bfa_sm_set_state(lport, bfa_fcs_port_sm_uninit);
+	bfa_sm_send_event(lport, BFA_FCS_PORT_SM_CREATE);
+}
+
+
+
+/**
+ *  fcs_lport_api
+ */
+
+void
+bfa_fcs_port_get_attr(struct bfa_fcs_port_s *port,
+		      struct bfa_port_attr_s *port_attr)
+{
+	if (bfa_sm_cmp_state(port, bfa_fcs_port_sm_online))
+		port_attr->pid = port->pid;
+	else
+		port_attr->pid = 0;
+
+	port_attr->port_cfg = port->port_cfg;
+
+	if (port->fabric) {
+		port_attr->port_type = bfa_fcs_fabric_port_type(port->fabric);
+		port_attr->loopback = bfa_fcs_fabric_is_loopback(port->fabric);
+		port_attr->fabric_name = bfa_fcs_port_get_fabric_name(port);
+		memcpy(port_attr->fabric_ip_addr,
+		       bfa_fcs_port_get_fabric_ipaddr(port),
+		       BFA_FCS_FABRIC_IPADDR_SZ);
+
+		if (port->vport != NULL)
+			port_attr->port_type = BFA_PPORT_TYPE_VPORT;
+
+	} else {
+		port_attr->port_type = BFA_PPORT_TYPE_UNKNOWN;
+		port_attr->state = BFA_PORT_UNINIT;
+	}
+
+}
+
+

drivers/scsi/bfa/bfa_fcs_port.c

@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_pport.c BFA FCS PPORT ( physical port)
+ */
+
+#include <fcs/bfa_fcs.h>
+#include <bfa_svc.h>
+#include <fcs/bfa_fcs_fabric.h>
+#include "fcs_trcmod.h"
+#include "fcs.h"
+#include "fcs_fabric.h"
+#include "fcs_port.h"
+
+BFA_TRC_FILE(FCS, PPORT);
+
+static void
+bfa_fcs_pport_event_handler(void *cbarg, bfa_pport_event_t event)
+{
+	struct bfa_fcs_s      *fcs = cbarg;
+
+	bfa_trc(fcs, event);
+
+	switch (event) {
+	case BFA_PPORT_LINKUP:
+		bfa_fcs_fabric_link_up(&fcs->fabric);
+		break;
+
+	case BFA_PPORT_LINKDOWN:
+		bfa_fcs_fabric_link_down(&fcs->fabric);
+		break;
+
+	case BFA_PPORT_TRUNK_LINKDOWN:
+		bfa_assert(0);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+void
+bfa_fcs_pport_modinit(struct bfa_fcs_s *fcs)
+{
+	bfa_pport_event_register(fcs->bfa, bfa_fcs_pport_event_handler,
+				     fcs);
+}
+
+void
+bfa_fcs_pport_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}

drivers/scsi/bfa/bfa_fcs_uf.c

@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_uf.c BFA FCS UF ( Unsolicited Frames)
+ */
+
+#include <fcs/bfa_fcs.h>
+#include <bfa_svc.h>
+#include <fcs/bfa_fcs_fabric.h>
+#include "fcs.h"
+#include "fcs_trcmod.h"
+#include "fcs_fabric.h"
+#include "fcs_uf.h"
+
+BFA_TRC_FILE(FCS, UF);
+
+/**
+ * 		BFA callback for unsolicited frame receive handler.
+ *
+ * @param[in]		cbarg		callback arg for receive handler
+ * @param[in]		uf		unsolicited frame descriptor
+ *
+ * @return None
+ */
+static void
+bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf)
+{
+	struct bfa_fcs_s      *fcs = (struct bfa_fcs_s *) cbarg;
+	struct fchs_s         *fchs = bfa_uf_get_frmbuf(uf);
+	u16        len = bfa_uf_get_frmlen(uf);
+	struct fc_vft_s       *vft;
+	struct bfa_fcs_fabric_s *fabric;
+
+	/**
+	 * check for VFT header
+	 */
+	if (fchs->routing == FC_RTG_EXT_HDR &&
+		fchs->cat_info == FC_CAT_VFT_HDR) {
+		bfa_stats(fcs, uf.tagged);
+		vft = bfa_uf_get_frmbuf(uf);
+		if (fcs->port_vfid == vft->vf_id)
+			fabric = &fcs->fabric;
+		else
+			fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id);
+
+		/**
+		 * drop frame if vfid is unknown
+		 */
+		if (!fabric) {
+			bfa_assert(0);
+			bfa_stats(fcs, uf.vfid_unknown);
+			bfa_uf_free(uf);
+			return;
+		}
+
+		/**
+		 * skip vft header
+		 */
+		fchs = (struct fchs_s *) (vft + 1);
+		len -= sizeof(struct fc_vft_s);
+
+		bfa_trc(fcs, vft->vf_id);
+	} else {
+		bfa_stats(fcs, uf.untagged);
+		fabric = &fcs->fabric;
+	}
+
+	bfa_trc(fcs, ((u32 *) fchs)[0]);
+	bfa_trc(fcs, ((u32 *) fchs)[1]);
+	bfa_trc(fcs, ((u32 *) fchs)[2]);
+	bfa_trc(fcs, ((u32 *) fchs)[3]);
+	bfa_trc(fcs, ((u32 *) fchs)[4]);
+	bfa_trc(fcs, ((u32 *) fchs)[5]);
+	bfa_trc(fcs, len);
+
+	bfa_fcs_fabric_uf_recv(fabric, fchs, len);
+	bfa_uf_free(uf);
+}
+
+void
+bfa_fcs_uf_modinit(struct bfa_fcs_s *fcs)
+{
+	bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs);
+}
+
+void
+bfa_fcs_uf_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}

drivers/scsi/bfa/bfa_fcxp.c

@@ -0,0 +1,782 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfi/bfi_uf.h>
+#include <cs/bfa_debug.h>
+
+BFA_TRC_FILE(HAL, FCXP);
+BFA_MODULE(fcxp);
+
+/**
+ * forward declarations
+ */
+static void     __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete);
+static void     hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
+				 struct bfi_fcxp_send_rsp_s *fcxp_rsp);
+static void     hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen,
+				 struct bfa_fcxp_s *fcxp, struct fchs_s *fchs);
+static void	bfa_fcxp_qresume(void *cbarg);
+static void	bfa_fcxp_queue(struct bfa_fcxp_s *fcxp,
+			       struct bfi_fcxp_send_req_s *send_req);
+
+/**
+ *  fcxp_pvt BFA FCXP private functions
+ */
+
+static void
+claim_fcxp_req_rsp_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi)
+{
+	u8        *dm_kva = NULL;
+	u64        dm_pa;
+	u32        buf_pool_sz;
+
+	dm_kva = bfa_meminfo_dma_virt(mi);
+	dm_pa = bfa_meminfo_dma_phys(mi);
+
+	buf_pool_sz = mod->req_pld_sz * mod->num_fcxps;
+
+	/*
+	 * Initialize the fcxp req payload list
+	 */
+	mod->req_pld_list_kva = dm_kva;
+	mod->req_pld_list_pa = dm_pa;
+	dm_kva += buf_pool_sz;
+	dm_pa += buf_pool_sz;
+	bfa_os_memset(mod->req_pld_list_kva, 0, buf_pool_sz);
+
+	/*
+	 * Initialize the fcxp rsp payload list
+	 */
+	buf_pool_sz = mod->rsp_pld_sz * mod->num_fcxps;
+	mod->rsp_pld_list_kva = dm_kva;
+	mod->rsp_pld_list_pa = dm_pa;
+	dm_kva += buf_pool_sz;
+	dm_pa += buf_pool_sz;
+	bfa_os_memset(mod->rsp_pld_list_kva, 0, buf_pool_sz);
+
+	bfa_meminfo_dma_virt(mi) = dm_kva;
+	bfa_meminfo_dma_phys(mi) = dm_pa;
+}
+
+static void
+claim_fcxps_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi)
+{
+	u16        i;
+	struct bfa_fcxp_s *fcxp;
+
+	fcxp = (struct bfa_fcxp_s *) bfa_meminfo_kva(mi);
+	bfa_os_memset(fcxp, 0, sizeof(struct bfa_fcxp_s) * mod->num_fcxps);
+
+	INIT_LIST_HEAD(&mod->fcxp_free_q);
+	INIT_LIST_HEAD(&mod->fcxp_active_q);
+
+	mod->fcxp_list = fcxp;
+
+	for (i = 0; i < mod->num_fcxps; i++) {
+		fcxp->fcxp_mod = mod;
+		fcxp->fcxp_tag = i;
+
+		list_add_tail(&fcxp->qe, &mod->fcxp_free_q);
+		bfa_reqq_winit(&fcxp->reqq_wqe, bfa_fcxp_qresume, fcxp);
+		fcxp->reqq_waiting = BFA_FALSE;
+
+		fcxp = fcxp + 1;
+	}
+
+	bfa_meminfo_kva(mi) = (void *)fcxp;
+}
+
+static void
+bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,
+		u32 *dm_len)
+{
+	u16        num_fcxp_reqs = cfg->fwcfg.num_fcxp_reqs;
+
+	if (num_fcxp_reqs == 0)
+		return;
+
+	/*
+	 * Account for req/rsp payload
+	 */
+	*dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs;
+	if (cfg->drvcfg.min_cfg)
+		*dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs;
+	else
+		*dm_len += BFA_FCXP_MAX_LBUF_SZ * num_fcxp_reqs;
+
+	/*
+	 * Account for fcxp structs
+	 */
+	*ndm_len += sizeof(struct bfa_fcxp_s) * num_fcxp_reqs;
+}
+
+static void
+bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		    struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+	bfa_os_memset(mod, 0, sizeof(struct bfa_fcxp_mod_s));
+	mod->bfa = bfa;
+	mod->num_fcxps = cfg->fwcfg.num_fcxp_reqs;
+
+	/**
+	 * Initialize FCXP request and response payload sizes.
+	 */
+	mod->req_pld_sz = mod->rsp_pld_sz = BFA_FCXP_MAX_IBUF_SZ;
+	if (!cfg->drvcfg.min_cfg)
+		mod->rsp_pld_sz = BFA_FCXP_MAX_LBUF_SZ;
+
+	INIT_LIST_HEAD(&mod->wait_q);
+
+	claim_fcxp_req_rsp_mem(mod, meminfo);
+	claim_fcxps_mem(mod, meminfo);
+}
+
+static void
+bfa_fcxp_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcxp_detach(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcxp_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcxp_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcxp_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+	struct bfa_fcxp_s *fcxp;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &mod->fcxp_active_q) {
+		fcxp = (struct bfa_fcxp_s *) qe;
+		if (fcxp->caller == NULL) {
+			fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
+					BFA_STATUS_IOC_FAILURE, 0, 0, NULL);
+			bfa_fcxp_free(fcxp);
+		} else {
+			fcxp->rsp_status = BFA_STATUS_IOC_FAILURE;
+			bfa_cb_queue(bfa, &fcxp->hcb_qe,
+				      __bfa_fcxp_send_cbfn, fcxp);
+		}
+	}
+}
+
+static struct bfa_fcxp_s *
+bfa_fcxp_get(struct bfa_fcxp_mod_s *fm)
+{
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_q_deq(&fm->fcxp_free_q, &fcxp);
+
+	if (fcxp)
+		list_add_tail(&fcxp->qe, &fm->fcxp_active_q);
+
+	return (fcxp);
+}
+
+static void
+bfa_fcxp_put(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+	struct bfa_fcxp_wqe_s *wqe;
+
+	bfa_q_deq(&mod->wait_q, &wqe);
+	if (wqe) {
+		bfa_trc(mod->bfa, fcxp->fcxp_tag);
+		wqe->alloc_cbfn(wqe->alloc_cbarg, fcxp);
+		return;
+	}
+
+	bfa_assert(bfa_q_is_on_q(&mod->fcxp_active_q, fcxp));
+	list_del(&fcxp->qe);
+	list_add_tail(&fcxp->qe, &mod->fcxp_free_q);
+}
+
+static void
+bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg,
+		       bfa_status_t req_status, u32 rsp_len,
+		       u32 resid_len, struct fchs_s *rsp_fchs)
+{
+	/**discarded fcxp completion */
+}
+
+static void
+__bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_fcxp_s *fcxp = cbarg;
+
+	if (complete) {
+		fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
+				fcxp->rsp_status, fcxp->rsp_len,
+				fcxp->residue_len, &fcxp->rsp_fchs);
+	} else {
+		bfa_fcxp_free(fcxp);
+	}
+}
+
+static void
+hal_fcxp_send_comp(struct bfa_s *bfa, struct bfi_fcxp_send_rsp_s *fcxp_rsp)
+{
+	struct bfa_fcxp_mod_s	*mod = BFA_FCXP_MOD(bfa);
+	struct bfa_fcxp_s 	*fcxp;
+	u16		fcxp_tag = bfa_os_ntohs(fcxp_rsp->fcxp_tag);
+
+	bfa_trc(bfa, fcxp_tag);
+
+	fcxp_rsp->rsp_len = bfa_os_ntohl(fcxp_rsp->rsp_len);
+
+	/**
+	 * @todo f/w should not set residue to non-0 when everything
+	 *       is received.
+	 */
+	if (fcxp_rsp->req_status == BFA_STATUS_OK)
+		fcxp_rsp->residue_len = 0;
+	else
+		fcxp_rsp->residue_len = bfa_os_ntohl(fcxp_rsp->residue_len);
+
+	fcxp = BFA_FCXP_FROM_TAG(mod, fcxp_tag);
+
+	bfa_assert(fcxp->send_cbfn != NULL);
+
+	hal_fcxp_rx_plog(mod->bfa, fcxp, fcxp_rsp);
+
+	if (fcxp->send_cbfn != NULL) {
+		if (fcxp->caller == NULL) {
+			bfa_trc(mod->bfa, fcxp->fcxp_tag);
+
+			fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
+					fcxp_rsp->req_status, fcxp_rsp->rsp_len,
+					fcxp_rsp->residue_len, &fcxp_rsp->fchs);
+			/*
+			 * fcxp automatically freed on return from the callback
+			 */
+			bfa_fcxp_free(fcxp);
+		} else {
+			bfa_trc(mod->bfa, fcxp->fcxp_tag);
+			fcxp->rsp_status = fcxp_rsp->req_status;
+			fcxp->rsp_len = fcxp_rsp->rsp_len;
+			fcxp->residue_len = fcxp_rsp->residue_len;
+			fcxp->rsp_fchs = fcxp_rsp->fchs;
+
+			bfa_cb_queue(bfa, &fcxp->hcb_qe,
+				      __bfa_fcxp_send_cbfn, fcxp);
+		}
+	} else {
+		bfa_trc(bfa, fcxp_tag);
+	}
+}
+
+static void
+hal_fcxp_set_local_sges(struct bfi_sge_s *sge, u32 reqlen, u64 req_pa)
+{
+	union bfi_addr_u      sga_zero = { {0} };
+
+	sge->sg_len = reqlen;
+	sge->flags = BFI_SGE_DATA_LAST;
+	bfa_dma_addr_set(sge[0].sga, req_pa);
+	bfa_sge_to_be(sge);
+	sge++;
+
+	sge->sga = sga_zero;
+	sge->sg_len = reqlen;
+	sge->flags = BFI_SGE_PGDLEN;
+	bfa_sge_to_be(sge);
+}
+
+static void
+hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, struct bfa_fcxp_s *fcxp,
+		 struct fchs_s *fchs)
+{
+	/*
+	 * TODO: TX ox_id
+	 */
+	if (reqlen > 0) {
+		if (fcxp->use_ireqbuf) {
+			u32        pld_w0 =
+				*((u32 *) BFA_FCXP_REQ_PLD(fcxp));
+
+			bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
+				BFA_PL_EID_TX,
+				reqlen + sizeof(struct fchs_s), fchs, pld_w0);
+		} else {
+			bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
+				BFA_PL_EID_TX, reqlen + sizeof(struct fchs_s),
+				fchs);
+		}
+	} else {
+		bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_TX,
+			       reqlen + sizeof(struct fchs_s), fchs);
+	}
+}
+
+static void
+hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
+		 struct bfi_fcxp_send_rsp_s *fcxp_rsp)
+{
+	if (fcxp_rsp->rsp_len > 0) {
+		if (fcxp->use_irspbuf) {
+			u32        pld_w0 =
+				*((u32 *) BFA_FCXP_RSP_PLD(fcxp));
+
+			bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
+					      BFA_PL_EID_RX,
+					      (u16) fcxp_rsp->rsp_len,
+					      &fcxp_rsp->fchs, pld_w0);
+		} else {
+			bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
+				       BFA_PL_EID_RX,
+				       (u16) fcxp_rsp->rsp_len,
+				       &fcxp_rsp->fchs);
+		}
+	} else {
+		bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_RX,
+			       (u16) fcxp_rsp->rsp_len, &fcxp_rsp->fchs);
+	}
+}
+
+/**
+ * Handler to resume sending fcxp when space in available in cpe queue.
+ */
+static void
+bfa_fcxp_qresume(void *cbarg)
+{
+	struct bfa_fcxp_s		*fcxp = cbarg;
+	struct bfa_s			*bfa = fcxp->fcxp_mod->bfa;
+	struct bfi_fcxp_send_req_s	*send_req;
+
+	fcxp->reqq_waiting = BFA_FALSE;
+	send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
+	bfa_fcxp_queue(fcxp, send_req);
+}
+
+/**
+ * Queue fcxp send request to foimrware.
+ */
+static void
+bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, struct bfi_fcxp_send_req_s *send_req)
+{
+	struct bfa_s      		*bfa = fcxp->fcxp_mod->bfa;
+	struct bfa_fcxp_req_info_s	*reqi = &fcxp->req_info;
+	struct bfa_fcxp_rsp_info_s	*rspi = &fcxp->rsp_info;
+	struct bfa_rport_s		*rport = reqi->bfa_rport;
+
+	bfi_h2i_set(send_req->mh, BFI_MC_FCXP, BFI_FCXP_H2I_SEND_REQ,
+			bfa_lpuid(bfa));
+
+	send_req->fcxp_tag = bfa_os_htons(fcxp->fcxp_tag);
+	if (rport) {
+		send_req->rport_fw_hndl = rport->fw_handle;
+		send_req->max_frmsz = bfa_os_htons(rport->rport_info.max_frmsz);
+		if (send_req->max_frmsz == 0)
+			send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ);
+	} else {
+		send_req->rport_fw_hndl = 0;
+		send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ);
+	}
+
+	send_req->vf_id = bfa_os_htons(reqi->vf_id);
+	send_req->lp_tag = reqi->lp_tag;
+	send_req->class = reqi->class;
+	send_req->rsp_timeout = rspi->rsp_timeout;
+	send_req->cts = reqi->cts;
+	send_req->fchs = reqi->fchs;
+
+	send_req->req_len = bfa_os_htonl(reqi->req_tot_len);
+	send_req->rsp_maxlen = bfa_os_htonl(rspi->rsp_maxlen);
+
+	/*
+	 * setup req sgles
+	 */
+	if (fcxp->use_ireqbuf == 1) {
+		hal_fcxp_set_local_sges(send_req->req_sge, reqi->req_tot_len,
+					BFA_FCXP_REQ_PLD_PA(fcxp));
+	} else {
+		if (fcxp->nreq_sgles > 0) {
+			bfa_assert(fcxp->nreq_sgles == 1);
+			hal_fcxp_set_local_sges(send_req->req_sge,
+						reqi->req_tot_len,
+						fcxp->req_sga_cbfn(fcxp->caller,
+								   0));
+		} else {
+			bfa_assert(reqi->req_tot_len == 0);
+			hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0);
+		}
+	}
+
+	/*
+	 * setup rsp sgles
+	 */
+	if (fcxp->use_irspbuf == 1) {
+		bfa_assert(rspi->rsp_maxlen <= BFA_FCXP_MAX_LBUF_SZ);
+
+		hal_fcxp_set_local_sges(send_req->rsp_sge, rspi->rsp_maxlen,
+					BFA_FCXP_RSP_PLD_PA(fcxp));
+
+	} else {
+		if (fcxp->nrsp_sgles > 0) {
+			bfa_assert(fcxp->nrsp_sgles == 1);
+			hal_fcxp_set_local_sges(send_req->rsp_sge,
+						rspi->rsp_maxlen,
+						fcxp->rsp_sga_cbfn(fcxp->caller,
+								   0));
+		} else {
+			bfa_assert(rspi->rsp_maxlen == 0);
+			hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0);
+		}
+	}
+
+	hal_fcxp_tx_plog(bfa, reqi->req_tot_len, fcxp, &reqi->fchs);
+
+	bfa_reqq_produce(bfa, BFA_REQQ_FCXP);
+
+	bfa_trc(bfa, bfa_reqq_pi(bfa, BFA_REQQ_FCXP));
+	bfa_trc(bfa, bfa_reqq_ci(bfa, BFA_REQQ_FCXP));
+}
+
+
+/**
+ *  hal_fcxp_api BFA FCXP API
+ */
+
+/**
+ * Allocate an FCXP instance to send a response or to send a request
+ * that has a response. Request/response buffers are allocated by caller.
+ *
+ * @param[in]	bfa		BFA bfa instance
+ * @param[in]	nreq_sgles	Number of SG elements required for request
+ * 				buffer. 0, if fcxp internal buffers are	used.
+ * 				Use bfa_fcxp_get_reqbuf() to get the
+ * 				internal req buffer.
+ * @param[in]	req_sgles	SG elements describing request buffer. Will be
+ * 				copied in by BFA and hence can be freed on
+ * 				return from this function.
+ * @param[in]	get_req_sga	function ptr to be called to get a request SG
+ * 				Address (given the sge index).
+ * @param[in]	get_req_sglen	function ptr to be called to get a request SG
+ * 				len (given the sge index).
+ * @param[in]	get_rsp_sga	function ptr to be called to get a response SG
+ * 				Address (given the sge index).
+ * @param[in]	get_rsp_sglen	function ptr to be called to get a response SG
+ * 				len (given the sge index).
+ *
+ * @return FCXP instance. NULL on failure.
+ */
+struct bfa_fcxp_s *
+bfa_fcxp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles,
+			int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn,
+			bfa_fcxp_get_sglen_t req_sglen_cbfn,
+			bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,
+			bfa_fcxp_get_sglen_t rsp_sglen_cbfn)
+{
+	struct bfa_fcxp_s *fcxp = NULL;
+	u32        nreq_sgpg, nrsp_sgpg;
+
+	bfa_assert(bfa != NULL);
+
+	fcxp = bfa_fcxp_get(BFA_FCXP_MOD(bfa));
+	if (fcxp == NULL)
+		return (NULL);
+
+	bfa_trc(bfa, fcxp->fcxp_tag);
+
+	fcxp->caller = caller;
+
+	if (nreq_sgles == 0) {
+		fcxp->use_ireqbuf = 1;
+	} else {
+		bfa_assert(req_sga_cbfn != NULL);
+		bfa_assert(req_sglen_cbfn != NULL);
+
+		fcxp->use_ireqbuf = 0;
+		fcxp->req_sga_cbfn = req_sga_cbfn;
+		fcxp->req_sglen_cbfn = req_sglen_cbfn;
+
+		fcxp->nreq_sgles = nreq_sgles;
+
+		/*
+		 * alloc required sgpgs
+		 */
+		if (nreq_sgles > BFI_SGE_INLINE) {
+			nreq_sgpg = BFA_SGPG_NPAGE(nreq_sgles);
+
+			if (bfa_sgpg_malloc
+			    (bfa, &fcxp->req_sgpg_q, nreq_sgpg)
+			    != BFA_STATUS_OK) {
+				/* bfa_sgpg_wait(bfa, &fcxp->req_sgpg_wqe,
+				nreq_sgpg); */
+				/*
+				 * TODO
+				 */
+			}
+		}
+	}
+
+	if (nrsp_sgles == 0) {
+		fcxp->use_irspbuf = 1;
+	} else {
+		bfa_assert(rsp_sga_cbfn != NULL);
+		bfa_assert(rsp_sglen_cbfn != NULL);
+
+		fcxp->use_irspbuf = 0;
+		fcxp->rsp_sga_cbfn = rsp_sga_cbfn;
+		fcxp->rsp_sglen_cbfn = rsp_sglen_cbfn;
+
+		fcxp->nrsp_sgles = nrsp_sgles;
+		/*
+		 * alloc required sgpgs
+		 */
+		if (nrsp_sgles > BFI_SGE_INLINE) {
+			nrsp_sgpg = BFA_SGPG_NPAGE(nreq_sgles);
+
+			if (bfa_sgpg_malloc
+			    (bfa, &fcxp->rsp_sgpg_q, nrsp_sgpg)
+			    != BFA_STATUS_OK) {
+				/* bfa_sgpg_wait(bfa, &fcxp->rsp_sgpg_wqe,
+				nrsp_sgpg); */
+				/*
+				 * TODO
+				 */
+			}
+		}
+	}
+
+	return (fcxp);
+}
+
+/**
+ * Get the internal request buffer pointer
+ *
+ * @param[in]	fcxp	BFA fcxp pointer
+ *
+ * @return 		pointer to the internal request buffer
+ */
+void *
+bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+	void	*reqbuf;
+
+	bfa_assert(fcxp->use_ireqbuf == 1);
+	reqbuf = ((u8 *)mod->req_pld_list_kva) +
+			fcxp->fcxp_tag * mod->req_pld_sz;
+	return reqbuf;
+}
+
+u32
+bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+
+	return mod->req_pld_sz;
+}
+
+/**
+ * Get the internal response buffer pointer
+ *
+ * @param[in]	fcxp	BFA fcxp pointer
+ *
+ * @return		pointer to the internal request buffer
+ */
+void *
+bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+	void	*rspbuf;
+
+	bfa_assert(fcxp->use_irspbuf == 1);
+
+	rspbuf = ((u8 *)mod->rsp_pld_list_kva) +
+			fcxp->fcxp_tag * mod->rsp_pld_sz;
+	return rspbuf;
+}
+
+/**
+ * 		Free the BFA FCXP
+ *
+ * @param[in]	fcxp			BFA fcxp pointer
+ *
+ * @return 		void
+ */
+void
+bfa_fcxp_free(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+
+	bfa_assert(fcxp != NULL);
+	bfa_trc(mod->bfa, fcxp->fcxp_tag);
+	bfa_fcxp_put(fcxp);
+}
+
+/**
+ * Send a FCXP request
+ *
+ * @param[in]	fcxp	BFA fcxp pointer
+ * @param[in]	rport	BFA rport pointer. Could be left NULL for WKA rports
+ * @param[in]	vf_id	virtual Fabric ID
+ * @param[in]	lp_tag  lport tag
+ * @param[in]	cts	use Continous sequence
+ * @param[in]	cos	fc Class of Service
+ * @param[in]	reqlen	request length, does not include FCHS length
+ * @param[in]	fchs	fc Header Pointer. The header content will be copied
+ *			in by BFA.
+ *
+ * @param[in]	cbfn	call back function to be called on receiving
+ * 								the response
+ * @param[in]	cbarg	arg for cbfn
+ * @param[in]	rsp_timeout
+ *			response timeout
+ *
+ * @return		bfa_status_t
+ */
+void
+bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
+		u16 vf_id, u8 lp_tag, bfa_boolean_t cts, enum fc_cos cos,
+		u32 reqlen, struct fchs_s *fchs, bfa_cb_fcxp_send_t cbfn,
+		void *cbarg, u32 rsp_maxlen, u8 rsp_timeout)
+{
+	struct bfa_s			*bfa  = fcxp->fcxp_mod->bfa;
+	struct bfa_fcxp_req_info_s	*reqi = &fcxp->req_info;
+	struct bfa_fcxp_rsp_info_s	*rspi = &fcxp->rsp_info;
+	struct bfi_fcxp_send_req_s	*send_req;
+
+	bfa_trc(bfa, fcxp->fcxp_tag);
+
+	/**
+	 * setup request/response info
+	 */
+	reqi->bfa_rport = rport;
+	reqi->vf_id = vf_id;
+	reqi->lp_tag = lp_tag;
+	reqi->class = cos;
+	rspi->rsp_timeout = rsp_timeout;
+	reqi->cts = cts;
+	reqi->fchs = *fchs;
+	reqi->req_tot_len = reqlen;
+	rspi->rsp_maxlen = rsp_maxlen;
+	fcxp->send_cbfn = cbfn ? cbfn : bfa_fcxp_null_comp;
+	fcxp->send_cbarg = cbarg;
+
+	/**
+	 * If no room in CPE queue, wait for
+	 */
+	send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
+	if (!send_req) {
+		bfa_trc(bfa, fcxp->fcxp_tag);
+		fcxp->reqq_waiting = BFA_TRUE;
+		bfa_reqq_wait(bfa, BFA_REQQ_FCXP, &fcxp->reqq_wqe);
+		return;
+	}
+
+	bfa_fcxp_queue(fcxp, send_req);
+}
+
+/**
+ * Abort a BFA FCXP
+ *
+ * @param[in]	fcxp	BFA fcxp pointer
+ *
+ * @return 		void
+ */
+bfa_status_t
+bfa_fcxp_abort(struct bfa_fcxp_s *fcxp)
+{
+	bfa_assert(0);
+	return (BFA_STATUS_OK);
+}
+
+void
+bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
+			bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *alloc_cbarg)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+	bfa_assert(list_empty(&mod->fcxp_free_q));
+
+	wqe->alloc_cbfn = alloc_cbfn;
+	wqe->alloc_cbarg = alloc_cbarg;
+	list_add_tail(&wqe->qe, &mod->wait_q);
+}
+
+void
+bfa_fcxp_walloc_cancel(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+	bfa_assert(bfa_q_is_on_q(&mod->wait_q, wqe));
+	list_del(&wqe->qe);
+}
+
+void
+bfa_fcxp_discard(struct bfa_fcxp_s *fcxp)
+{
+	/**
+	 * If waiting for room in request queue, cancel reqq wait
+	 * and free fcxp.
+	 */
+	if (fcxp->reqq_waiting) {
+		fcxp->reqq_waiting = BFA_FALSE;
+		bfa_reqq_wcancel(&fcxp->reqq_wqe);
+		bfa_fcxp_free(fcxp);
+		return;
+	}
+
+	fcxp->send_cbfn = bfa_fcxp_null_comp;
+}
+
+
+
+/**
+ *  hal_fcxp_public BFA FCXP public functions
+ */
+
+void
+bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+	switch (msg->mhdr.msg_id) {
+	case BFI_FCXP_I2H_SEND_RSP:
+		hal_fcxp_send_comp(bfa, (struct bfi_fcxp_send_rsp_s *) msg);
+		break;
+
+	default:
+		bfa_trc(bfa, msg->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+u32
+bfa_fcxp_get_maxrsp(struct bfa_s *bfa)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+	return mod->rsp_pld_sz;
+}
+
+

drivers/scsi/bfa/bfa_fcxp_priv.h

@@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCXP_PRIV_H__
+#define __BFA_FCXP_PRIV_H__
+
+#include <cs/bfa_sm.h>
+#include <protocol/fc.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_fcxp.h>
+
+#define BFA_FCXP_MIN     	(1)
+#define BFA_FCXP_MAX_IBUF_SZ	(2 * 1024 + 256)
+#define BFA_FCXP_MAX_LBUF_SZ	(4 * 1024 + 256)
+
+struct bfa_fcxp_mod_s {
+	struct bfa_s      *bfa;		/*  backpointer to BFA */
+	struct bfa_fcxp_s *fcxp_list;	/*  array of FCXPs */
+	u16        num_fcxps;	/*  max num FCXP requests */
+	struct list_head fcxp_free_q;	/*  free FCXPs */
+	struct list_head fcxp_active_q;	/*  active FCXPs */
+	void	*req_pld_list_kva;	/*  list of FCXP req pld */
+	u64 req_pld_list_pa;	/*  list of FCXP req pld */
+	void *rsp_pld_list_kva;		/*  list of FCXP resp pld */
+	u64 rsp_pld_list_pa;	/*  list of FCXP resp pld */
+	struct list_head  wait_q;		/*  wait queue for free fcxp */
+	u32	req_pld_sz;
+	u32	rsp_pld_sz;
+};
+
+#define BFA_FCXP_MOD(__bfa)		(&(__bfa)->modules.fcxp_mod)
+#define BFA_FCXP_FROM_TAG(__mod, __tag)	(&(__mod)->fcxp_list[__tag])
+
+typedef void    (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp,
+				   void *cb_arg, bfa_status_t req_status,
+				   u32 rsp_len, u32 resid_len,
+				   struct fchs_s *rsp_fchs);
+
+/**
+ * Information needed for a FCXP request
+ */
+struct bfa_fcxp_req_info_s {
+	struct bfa_rport_s *bfa_rport;	/*  Pointer to the bfa rport that was
+					 *returned from bfa_rport_create().
+					 *This could be left NULL for WKA or for
+					 *FCXP interactions before the rport
+					 *nexus is established
+					 */
+	struct fchs_s   fchs;	/*  request FC header structure */
+	u8 cts;		/*  continous sequence */
+	u8 class;		/*  FC class for the request/response */
+	u16 max_frmsz;	/*  max send frame size */
+	u16 vf_id;		/*  vsan tag if applicable */
+	u8	lp_tag;		/*  lport tag */
+	u32 req_tot_len;	/*  request payload total length */
+};
+
+struct bfa_fcxp_rsp_info_s {
+	struct fchs_s rsp_fchs;		/*  Response frame's FC header will
+					 * be *sent back in this field */
+	u8         rsp_timeout;	/*  timeout in seconds, 0-no response
+					 */
+	u8         rsvd2[3];
+	u32        rsp_maxlen;	/*  max response length expected */
+};
+
+struct bfa_fcxp_s {
+	struct list_head 	qe;		/*  fcxp queue element */
+	bfa_sm_t        sm;             /*  state machine */
+	void           	*caller;	/*  driver or fcs */
+	struct bfa_fcxp_mod_s *fcxp_mod;
+					/*  back pointer to fcxp mod */
+	u16        fcxp_tag;	/*  internal tag */
+	struct bfa_fcxp_req_info_s req_info;
+					/*  request info */
+	struct bfa_fcxp_rsp_info_s rsp_info;
+					/*  response info */
+	u8 	use_ireqbuf;	/*  use internal req buf */
+	u8         use_irspbuf;	/*  use internal rsp buf */
+	u32        nreq_sgles;	/*  num request SGLEs */
+	u32        nrsp_sgles;	/*  num response SGLEs */
+	struct list_head req_sgpg_q;	/*  SG pages for request buf */
+	struct list_head req_sgpg_wqe;	/*  wait queue for req SG page */
+	struct list_head rsp_sgpg_q;	/*  SG pages for response buf */
+	struct list_head rsp_sgpg_wqe;	/*  wait queue for rsp SG page */
+
+	bfa_fcxp_get_sgaddr_t req_sga_cbfn;
+					/*  SG elem addr user function */
+	bfa_fcxp_get_sglen_t req_sglen_cbfn;
+					/*  SG elem len user function */
+	bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
+					/*  SG elem addr user function */
+	bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
+					/*  SG elem len user function */
+	bfa_cb_fcxp_send_t send_cbfn;   /*  send completion callback */
+	void		*send_cbarg;	/*  callback arg */
+	struct bfa_sge_s   req_sge[BFA_FCXP_MAX_SGES];
+					/*  req SG elems */
+	struct bfa_sge_s   rsp_sge[BFA_FCXP_MAX_SGES];
+					/*  rsp SG elems */
+	u8         rsp_status;	/*  comp: rsp status */
+	u32        rsp_len;	/*  comp: actual response len */
+	u32        residue_len;	/*  comp: residual rsp length */
+	struct fchs_s          rsp_fchs;	/*  comp: response fchs */
+	struct bfa_cb_qe_s    hcb_qe;	/*  comp: callback qelem */
+	struct bfa_reqq_wait_s	reqq_wqe;
+	bfa_boolean_t	reqq_waiting;
+};
+
+#define BFA_FCXP_REQ_PLD(_fcxp) 	(bfa_fcxp_get_reqbuf(_fcxp))
+
+#define BFA_FCXP_RSP_FCHS(_fcxp) 	(&((_fcxp)->rsp_info.fchs))
+#define BFA_FCXP_RSP_PLD(_fcxp) 	(bfa_fcxp_get_rspbuf(_fcxp))
+
+#define BFA_FCXP_REQ_PLD_PA(_fcxp)					\
+	((_fcxp)->fcxp_mod->req_pld_list_pa +				\
+		((_fcxp)->fcxp_mod->req_pld_sz  * (_fcxp)->fcxp_tag))
+
+#define BFA_FCXP_RSP_PLD_PA(_fcxp) 					\
+	((_fcxp)->fcxp_mod->rsp_pld_list_pa +				\
+		((_fcxp)->fcxp_mod->rsp_pld_sz * (_fcxp)->fcxp_tag))
+
+void	bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+#endif /* __BFA_FCXP_PRIV_H__ */

drivers/scsi/bfa/bfa_fwimg_priv.h

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FWIMG_PRIV_H__
+#define __BFA_FWIMG_PRIV_H__
+
+#define	BFI_FLASH_CHUNK_SZ		256	/*  Flash chunk size */
+#define	BFI_FLASH_CHUNK_SZ_WORDS	(BFI_FLASH_CHUNK_SZ/sizeof(u32))
+
+extern u32 *bfi_image_ct_get_chunk(u32 off);
+extern u32 bfi_image_ct_size;
+extern u32 *bfi_image_cb_get_chunk(u32 off);
+extern u32 bfi_image_cb_size;
+extern u32 *bfi_image_cb;
+extern u32 *bfi_image_ct;
+
+#endif /* __BFA_FWIMG_PRIV_H__ */

drivers/scsi/bfa/bfa_hw_cb.c

@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa_priv.h>
+#include <bfi/bfi_cbreg.h>
+
+void
+bfa_hwcb_reginit(struct bfa_s *bfa)
+{
+	struct bfa_iocfc_regs_s	*bfa_regs = &bfa->iocfc.bfa_regs;
+	bfa_os_addr_t		kva = bfa_ioc_bar0(&bfa->ioc);
+	int             	i, q, fn = bfa_ioc_pcifn(&bfa->ioc);
+
+	if (fn == 0) {
+		bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS);
+		bfa_regs->intr_mask   = (kva + HOSTFN0_INT_MSK);
+	} else {
+		bfa_regs->intr_status = (kva + HOSTFN1_INT_STATUS);
+		bfa_regs->intr_mask   = (kva + HOSTFN1_INT_MSK);
+	}
+
+	for (i = 0; i < BFI_IOC_MAX_CQS; i++) {
+		/*
+		 * CPE registers
+		 */
+		q = CPE_Q_NUM(fn, i);
+		bfa_regs->cpe_q_pi[i] = (kva + CPE_Q_PI(q));
+		bfa_regs->cpe_q_ci[i] = (kva + CPE_Q_CI(q));
+		bfa_regs->cpe_q_depth[i] = (kva + CPE_Q_DEPTH(q));
+
+		/*
+		 * RME registers
+		 */
+		q = CPE_Q_NUM(fn, i);
+		bfa_regs->rme_q_pi[i] = (kva + RME_Q_PI(q));
+		bfa_regs->rme_q_ci[i] = (kva + RME_Q_CI(q));
+		bfa_regs->rme_q_depth[i] = (kva + RME_Q_DEPTH(q));
+	}
+}
+
+void
+bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq)
+{
+}
+
+static void
+bfa_hwcb_rspq_ack_msix(struct bfa_s *bfa, int rspq)
+{
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_status,
+		__HFN_INT_RME_Q0 << RME_Q_NUM(bfa_ioc_pcifn(&bfa->ioc), rspq));
+}
+
+void
+bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
+		 u32 *num_vecs, u32 *max_vec_bit)
+{
+#define __HFN_NUMINTS	13
+	if (bfa_ioc_pcifn(&bfa->ioc) == 0) {
+		*msix_vecs_bmap = (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 |
+				   __HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 |
+				   __HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 |
+				   __HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 |
+				   __HFN_INT_MBOX_LPU0);
+		*max_vec_bit = __HFN_INT_MBOX_LPU0;
+	} else {
+		*msix_vecs_bmap = (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 |
+				   __HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 |
+				   __HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 |
+				   __HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 |
+				   __HFN_INT_MBOX_LPU1);
+		*max_vec_bit = __HFN_INT_MBOX_LPU1;
+	}
+
+	*msix_vecs_bmap |= (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 |
+			    __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS);
+	*num_vecs = __HFN_NUMINTS;
+}
+
+/**
+ * No special setup required for crossbow -- vector assignments are implicit.
+ */
+void
+bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs)
+{
+	int i;
+
+	bfa_assert((nvecs == 1) || (nvecs == __HFN_NUMINTS));
+
+	bfa->msix.nvecs = nvecs;
+	if (nvecs == 1) {
+		for (i = 0; i < BFA_MSIX_CB_MAX; i++)
+			bfa->msix.handler[i] = bfa_msix_all;
+		return;
+	}
+
+	for (i = BFA_MSIX_CPE_Q0; i <= BFA_MSIX_CPE_Q7; i++)
+		bfa->msix.handler[i] = bfa_msix_reqq;
+
+	for (i = BFA_MSIX_RME_Q0; i <= BFA_MSIX_RME_Q7; i++)
+		bfa->msix.handler[i] = bfa_msix_rspq;
+
+	for (; i < BFA_MSIX_CB_MAX; i++)
+		bfa->msix.handler[i] = bfa_msix_lpu_err;
+}
+
+/**
+ * Crossbow -- dummy, interrupts are masked
+ */
+void
+bfa_hwcb_msix_install(struct bfa_s *bfa)
+{
+}
+
+void
+bfa_hwcb_msix_uninstall(struct bfa_s *bfa)
+{
+}
+
+/**
+ * No special enable/disable -- vector assignments are implicit.
+ */
+void
+bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix)
+{
+	bfa->iocfc.hwif.hw_rspq_ack = bfa_hwcb_rspq_ack_msix;
+}
+
+

drivers/scsi/bfa/bfa_hw_ct.c

@@ -0,0 +1,162 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa_priv.h>
+#include <bfi/bfi_ctreg.h>
+#include <bfa_ioc.h>
+
+BFA_TRC_FILE(HAL, IOCFC_CT);
+
+static u32 __ct_msix_err_vec_reg[] = {
+	HOST_MSIX_ERR_INDEX_FN0,
+	HOST_MSIX_ERR_INDEX_FN1,
+	HOST_MSIX_ERR_INDEX_FN2,
+	HOST_MSIX_ERR_INDEX_FN3,
+};
+
+static void
+bfa_hwct_msix_lpu_err_set(struct bfa_s *bfa, bfa_boolean_t msix, int vec)
+{
+	int fn = bfa_ioc_pcifn(&bfa->ioc);
+	bfa_os_addr_t kva = bfa_ioc_bar0(&bfa->ioc);
+
+	if (msix)
+		bfa_reg_write(kva + __ct_msix_err_vec_reg[fn], vec);
+	else
+		bfa_reg_write(kva + __ct_msix_err_vec_reg[fn], 0);
+}
+
+/**
+ * Dummy interrupt handler for handling spurious interrupt during chip-reinit.
+ */
+static void
+bfa_hwct_msix_dummy(struct bfa_s *bfa, int vec)
+{
+}
+
+void
+bfa_hwct_reginit(struct bfa_s *bfa)
+{
+	struct bfa_iocfc_regs_s	*bfa_regs = &bfa->iocfc.bfa_regs;
+	bfa_os_addr_t		kva = bfa_ioc_bar0(&bfa->ioc);
+	int             	i, q, fn = bfa_ioc_pcifn(&bfa->ioc);
+
+	if (fn == 0) {
+		bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS);
+		bfa_regs->intr_mask   = (kva + HOSTFN0_INT_MSK);
+	} else {
+		bfa_regs->intr_status = (kva + HOSTFN1_INT_STATUS);
+		bfa_regs->intr_mask   = (kva + HOSTFN1_INT_MSK);
+	}
+
+	for (i = 0; i < BFI_IOC_MAX_CQS; i++) {
+		/*
+		 * CPE registers
+		 */
+		q = CPE_Q_NUM(fn, i);
+		bfa_regs->cpe_q_pi[i] = (kva + CPE_PI_PTR_Q(q << 5));
+		bfa_regs->cpe_q_ci[i] = (kva + CPE_CI_PTR_Q(q << 5));
+		bfa_regs->cpe_q_depth[i] = (kva + CPE_DEPTH_Q(q << 5));
+		bfa_regs->cpe_q_ctrl[i] = (kva + CPE_QCTRL_Q(q << 5));
+
+		/*
+		 * RME registers
+		 */
+		q = CPE_Q_NUM(fn, i);
+		bfa_regs->rme_q_pi[i] = (kva + RME_PI_PTR_Q(q << 5));
+		bfa_regs->rme_q_ci[i] = (kva + RME_CI_PTR_Q(q << 5));
+		bfa_regs->rme_q_depth[i] = (kva + RME_DEPTH_Q(q << 5));
+		bfa_regs->rme_q_ctrl[i] = (kva + RME_QCTRL_Q(q << 5));
+	}
+}
+
+void
+bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq)
+{
+	u32	r32;
+
+	r32 = bfa_reg_read(bfa->iocfc.bfa_regs.rme_q_ctrl[rspq]);
+	bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ctrl[rspq], r32);
+}
+
+void
+bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
+		 u32 *num_vecs, u32 *max_vec_bit)
+{
+	*msix_vecs_bmap = (1 << BFA_MSIX_CT_MAX) - 1;
+	*max_vec_bit = (1 << (BFA_MSIX_CT_MAX - 1));
+	*num_vecs = BFA_MSIX_CT_MAX;
+}
+
+/**
+ * Setup MSI-X vector for catapult
+ */
+void
+bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs)
+{
+	bfa_assert((nvecs == 1) || (nvecs == BFA_MSIX_CT_MAX));
+	bfa_trc(bfa, nvecs);
+
+	bfa->msix.nvecs = nvecs;
+	bfa_hwct_msix_uninstall(bfa);
+}
+
+void
+bfa_hwct_msix_install(struct bfa_s *bfa)
+{
+	int i;
+
+	if (bfa->msix.nvecs == 0)
+		return;
+
+	if (bfa->msix.nvecs == 1) {
+		for (i = 0; i < BFA_MSIX_CT_MAX; i++)
+			bfa->msix.handler[i] = bfa_msix_all;
+		return;
+	}
+
+	for (i = BFA_MSIX_CPE_Q0; i <= BFA_MSIX_CPE_Q3; i++)
+		bfa->msix.handler[i] = bfa_msix_reqq;
+
+	for (; i <= BFA_MSIX_RME_Q3; i++)
+		bfa->msix.handler[i] = bfa_msix_rspq;
+
+	bfa_assert(i == BFA_MSIX_LPU_ERR);
+	bfa->msix.handler[BFA_MSIX_LPU_ERR] = bfa_msix_lpu_err;
+}
+
+void
+bfa_hwct_msix_uninstall(struct bfa_s *bfa)
+{
+	int i;
+
+	for (i = 0; i < BFA_MSIX_CT_MAX; i++)
+		bfa->msix.handler[i] = bfa_hwct_msix_dummy;
+}
+
+/**
+ * Enable MSI-X vectors
+ */
+void
+bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix)
+{
+	bfa_trc(bfa, 0);
+	bfa_hwct_msix_lpu_err_set(bfa, msix, BFA_MSIX_LPU_ERR);
+	bfa_ioc_isr_mode_set(&bfa->ioc, msix);
+}
+
+

drivers/scsi/bfa/bfa_intr.c

@@ -0,0 +1,218 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#include <bfa.h>
+#include <bfi/bfi_cbreg.h>
+#include <bfa_port_priv.h>
+#include <bfa_intr_priv.h>
+#include <cs/bfa_debug.h>
+
+BFA_TRC_FILE(HAL, INTR);
+
+static void
+bfa_msix_errint(struct bfa_s *bfa, u32 intr)
+{
+	bfa_ioc_error_isr(&bfa->ioc);
+}
+
+static void
+bfa_msix_lpu(struct bfa_s *bfa)
+{
+	bfa_ioc_mbox_isr(&bfa->ioc);
+}
+
+void
+bfa_msix_all(struct bfa_s *bfa, int vec)
+{
+	bfa_intx(bfa);
+}
+
+/**
+ *  hal_intr_api
+ */
+bfa_boolean_t
+bfa_intx(struct bfa_s *bfa)
+{
+	u32        intr, qintr;
+	int             queue;
+
+	intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status);
+	if (!intr)
+		return BFA_FALSE;
+
+	/**
+	 * RME completion queue interrupt
+	 */
+	qintr = intr & __HFN_INT_RME_MASK;
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr);
+
+	for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue ++) {
+		if (intr & (__HFN_INT_RME_Q0 << queue))
+			bfa_msix_rspq(bfa, queue & (BFI_IOC_MAX_CQS - 1));
+	}
+	intr &= ~qintr;
+	if (!intr)
+		return BFA_TRUE;
+
+	/**
+	 * CPE completion queue interrupt
+	 */
+	qintr = intr & __HFN_INT_CPE_MASK;
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr);
+
+	for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue++) {
+		if (intr & (__HFN_INT_CPE_Q0 << queue))
+			bfa_msix_reqq(bfa, queue & (BFI_IOC_MAX_CQS - 1));
+	}
+	intr &= ~qintr;
+	if (!intr)
+		return BFA_TRUE;
+
+	bfa_msix_lpu_err(bfa, intr);
+
+	return BFA_TRUE;
+}
+
+void
+bfa_isr_enable(struct bfa_s *bfa)
+{
+	u32        intr_unmask;
+	int             pci_func = bfa_ioc_pcifn(&bfa->ioc);
+
+	bfa_trc(bfa, pci_func);
+
+	bfa_msix_install(bfa);
+	intr_unmask = (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 |
+		       __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS);
+
+	if (pci_func == 0)
+		intr_unmask |= (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 |
+				__HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 |
+				__HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 |
+				__HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 |
+				__HFN_INT_MBOX_LPU0);
+	else
+		intr_unmask |= (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 |
+				__HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 |
+				__HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 |
+				__HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 |
+				__HFN_INT_MBOX_LPU1);
+
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr_unmask);
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, ~intr_unmask);
+	bfa_isr_mode_set(bfa, bfa->msix.nvecs != 0);
+}
+
+void
+bfa_isr_disable(struct bfa_s *bfa)
+{
+	bfa_isr_mode_set(bfa, BFA_FALSE);
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, -1L);
+	bfa_msix_uninstall(bfa);
+}
+
+void
+bfa_msix_reqq(struct bfa_s *bfa, int qid)
+{
+	struct list_head 		*waitq, *qe, *qen;
+	struct bfa_reqq_wait_s	*wqe;
+
+	qid &= (BFI_IOC_MAX_CQS - 1);
+
+	waitq = bfa_reqq(bfa, qid);
+	list_for_each_safe(qe, qen, waitq) {
+		/**
+		 * Callback only as long as there is room in request queue
+		 */
+		if (bfa_reqq_full(bfa, qid))
+			break;
+
+		list_del(qe);
+		wqe = (struct bfa_reqq_wait_s *) qe;
+		wqe->qresume(wqe->cbarg);
+	}
+}
+
+void
+bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	bfa_trc(bfa, m->mhdr.msg_class);
+	bfa_trc(bfa, m->mhdr.msg_id);
+	bfa_trc(bfa, m->mhdr.mtag.i2htok);
+	bfa_assert(0);
+	bfa_trc_stop(bfa->trcmod);
+}
+
+void
+bfa_msix_rspq(struct bfa_s *bfa, int rsp_qid)
+{
+	struct bfi_msg_s      *m;
+	u32        pi, ci;
+
+	bfa_trc_fp(bfa, rsp_qid);
+
+	rsp_qid &= (BFI_IOC_MAX_CQS - 1);
+
+	bfa->iocfc.hwif.hw_rspq_ack(bfa, rsp_qid);
+
+	ci = bfa_rspq_ci(bfa, rsp_qid);
+	pi = bfa_rspq_pi(bfa, rsp_qid);
+
+	bfa_trc_fp(bfa, ci);
+	bfa_trc_fp(bfa, pi);
+
+	if (bfa->rme_process) {
+		while (ci != pi) {
+			m = bfa_rspq_elem(bfa, rsp_qid, ci);
+			bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX);
+
+			bfa_isrs[m->mhdr.msg_class] (bfa, m);
+
+			CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems);
+		}
+	}
+
+	/**
+	 * update CI
+	 */
+	bfa_rspq_ci(bfa, rsp_qid) = pi;
+	bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[rsp_qid], pi);
+	bfa_os_mmiowb();
+}
+
+void
+bfa_msix_lpu_err(struct bfa_s *bfa, int vec)
+{
+	u32 intr;
+
+	intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status);
+
+	if (intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1))
+		bfa_msix_lpu(bfa);
+
+	if (intr & (__HFN_INT_ERR_EMC |
+		    __HFN_INT_ERR_LPU0 | __HFN_INT_ERR_LPU1 |
+		    __HFN_INT_ERR_PSS))
+		bfa_msix_errint(bfa, intr);
+}
+
+void
+bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func)
+{
+	bfa_isrs[mc] = isr_func;
+}
+
+

drivers/scsi/bfa/bfa_intr_priv.h

@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_INTR_PRIV_H__
+#define __BFA_INTR_PRIV_H__
+
+/**
+ * Message handler
+ */
+typedef void (*bfa_isr_func_t) (struct bfa_s *bfa, struct bfi_msg_s *m);
+void bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m);
+void bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func);
+
+
+#define bfa_reqq_pi(__bfa, __reqq)	(__bfa)->iocfc.req_cq_pi[__reqq]
+#define bfa_reqq_ci(__bfa, __reqq)					\
+	*(u32 *)((__bfa)->iocfc.req_cq_shadow_ci[__reqq].kva)
+
+#define bfa_reqq_full(__bfa, __reqq)				\
+	(((bfa_reqq_pi(__bfa, __reqq) + 1) &			\
+	  ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1)) ==	\
+	 bfa_reqq_ci(__bfa, __reqq))
+
+#define bfa_reqq_next(__bfa, __reqq)				\
+	(bfa_reqq_full(__bfa, __reqq) ? NULL :			\
+	 ((void *)((struct bfi_msg_s *)((__bfa)->iocfc.req_cq_ba[__reqq].kva) \
+			  + bfa_reqq_pi((__bfa), (__reqq)))))
+
+#define bfa_reqq_produce(__bfa, __reqq)	do {				\
+	(__bfa)->iocfc.req_cq_pi[__reqq]++;				\
+	(__bfa)->iocfc.req_cq_pi[__reqq] &=				\
+		((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1);      \
+	bfa_reg_write((__bfa)->iocfc.bfa_regs.cpe_q_pi[__reqq],		\
+				(__bfa)->iocfc.req_cq_pi[__reqq]);      \
+	bfa_os_mmiowb();      \
+} while (0)
+
+#define bfa_rspq_pi(__bfa, __rspq)					\
+	*(u32 *)((__bfa)->iocfc.rsp_cq_shadow_pi[__rspq].kva)
+
+#define bfa_rspq_ci(__bfa, __rspq)	(__bfa)->iocfc.rsp_cq_ci[__rspq]
+#define bfa_rspq_elem(__bfa, __rspq, __ci)				\
+	&((struct bfi_msg_s *)((__bfa)->iocfc.rsp_cq_ba[__rspq].kva))[__ci]
+
+#define CQ_INCR(__index, __size)					\
+			(__index)++; (__index) &= ((__size) - 1)
+
+/**
+ * Queue element to wait for room in request queue. FIFO order is
+ * maintained when fullfilling requests.
+ */
+struct bfa_reqq_wait_s {
+	struct list_head 	qe;
+	void		(*qresume) (void *cbarg);
+	void		*cbarg;
+};
+
+/**
+ * Circular queue usage assignments
+ */
+enum {
+	BFA_REQQ_IOC	= 0,	/*  all low-priority IOC msgs	*/
+	BFA_REQQ_FCXP	= 0,	/*  all FCXP messages		*/
+	BFA_REQQ_LPS	= 0,	/*  all lport service msgs	*/
+	BFA_REQQ_PORT	= 0,	/*  all port messages		*/
+	BFA_REQQ_FLASH	= 0,	/*  for flash module		*/
+	BFA_REQQ_DIAG	= 0,	/*  for diag module		*/
+	BFA_REQQ_RPORT	= 0,	/*  all port messages		*/
+	BFA_REQQ_SBOOT	= 0,	/*  all san boot messages	*/
+	BFA_REQQ_QOS_LO	= 1,	/*  all low priority IO	*/
+	BFA_REQQ_QOS_MD	= 2,	/*  all medium priority IO	*/
+	BFA_REQQ_QOS_HI	= 3,	/*  all high priority IO	*/
+};
+
+static inline void
+bfa_reqq_winit(struct bfa_reqq_wait_s *wqe, void (*qresume) (void *cbarg),
+			void *cbarg)
+{
+	wqe->qresume = qresume;
+	wqe->cbarg = cbarg;
+}
+
+#define bfa_reqq(__bfa, __reqq)	&(__bfa)->reqq_waitq[__reqq]
+
+/**
+ * static inline void
+ * bfa_reqq_wait(struct bfa_s *bfa, int reqq, struct bfa_reqq_wait_s *wqe)
+ */
+#define bfa_reqq_wait(__bfa, __reqq, __wqe) do {			\
+									\
+		struct list_head *waitq = bfa_reqq(__bfa, __reqq);      \
+									\
+		bfa_assert(((__reqq) < BFI_IOC_MAX_CQS));      \
+		bfa_assert((__wqe)->qresume && (__wqe)->cbarg);      \
+									\
+		list_add_tail(&(__wqe)->qe, waitq);      \
+} while (0)
+
+#define bfa_reqq_wcancel(__wqe)	list_del(&(__wqe)->qe)
+
+#endif /* __BFA_INTR_PRIV_H__ */

drivers/scsi/bfa/bfa_ioc.c

@@ -0,0 +1,2382 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_ioc.h>
+#include <bfa_fwimg_priv.h>
+#include <bfa_trcmod_priv.h>
+#include <cs/bfa_debug.h>
+#include <bfi/bfi_ioc.h>
+#include <bfi/bfi_ctreg.h>
+#include <aen/bfa_aen_ioc.h>
+#include <aen/bfa_aen.h>
+#include <log/bfa_log_hal.h>
+#include <defs/bfa_defs_pci.h>
+
+BFA_TRC_FILE(HAL, IOC);
+
+/**
+ * IOC local definitions
+ */
+#define BFA_IOC_TOV		2000	/* msecs */
+#define BFA_IOC_HB_TOV		1000	/* msecs */
+#define BFA_IOC_HB_FAIL_MAX	4
+#define BFA_IOC_HWINIT_MAX	2
+#define BFA_IOC_FWIMG_MINSZ     (16 * 1024)
+#define BFA_IOC_TOV_RECOVER	(BFA_IOC_HB_FAIL_MAX * BFA_IOC_HB_TOV \
+				+ BFA_IOC_TOV)
+
+#define bfa_ioc_timer_start(__ioc)					\
+	bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer,	\
+			bfa_ioc_timeout, (__ioc), BFA_IOC_TOV)
+#define bfa_ioc_timer_stop(__ioc)   bfa_timer_stop(&(__ioc)->ioc_timer)
+
+#define BFA_DBG_FWTRC_ENTS	(BFI_IOC_TRC_ENTS)
+#define BFA_DBG_FWTRC_LEN					\
+	(BFA_DBG_FWTRC_ENTS * sizeof(struct bfa_trc_s) +	\
+	 (sizeof(struct bfa_trc_mod_s) -			\
+	  BFA_TRC_MAX * sizeof(struct bfa_trc_s)))
+#define BFA_DBG_FWTRC_OFF(_fn)	(BFI_IOC_TRC_OFF + BFA_DBG_FWTRC_LEN * (_fn))
+#define bfa_ioc_stats(_ioc, _stats)	(_ioc)->stats._stats ++
+
+#define BFA_FLASH_CHUNK_NO(off)         (off / BFI_FLASH_CHUNK_SZ_WORDS)
+#define BFA_FLASH_OFFSET_IN_CHUNK(off)  (off % BFI_FLASH_CHUNK_SZ_WORDS)
+#define BFA_FLASH_CHUNK_ADDR(chunkno)   (chunkno * BFI_FLASH_CHUNK_SZ_WORDS)
+bfa_boolean_t   bfa_auto_recover = BFA_FALSE;
+
+/*
+ * forward declarations
+ */
+static void     bfa_ioc_aen_post(struct bfa_ioc_s *bfa,
+				 enum bfa_ioc_aen_event event);
+static void     bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hw_sem_release(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force);
+static void     bfa_ioc_timeout(void *ioc);
+static void     bfa_ioc_send_enable(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_send_disable(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_send_getattr(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hb_stop(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_reset(struct bfa_ioc_s *ioc, bfa_boolean_t force);
+static void     bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_recover(struct bfa_ioc_s *ioc);
+static bfa_boolean_t bfa_ioc_firmware_lock(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_firmware_unlock(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_disable_comp(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc);
+
+/**
+ *  bfa_ioc_sm
+ */
+
+/**
+ * IOC state machine events
+ */
+enum ioc_event {
+	IOC_E_ENABLE = 1,	/*  IOC enable request */
+	IOC_E_DISABLE = 2,	/*  IOC disable request */
+	IOC_E_TIMEOUT = 3,	/*  f/w response timeout */
+	IOC_E_FWREADY = 4,	/*  f/w initialization done */
+	IOC_E_FWRSP_GETATTR = 5,	/*  IOC get attribute response */
+	IOC_E_FWRSP_ENABLE = 6,	/*  enable f/w response */
+	IOC_E_FWRSP_DISABLE = 7,	/*  disable f/w response */
+	IOC_E_HBFAIL = 8,	/*  heartbeat failure */
+	IOC_E_HWERROR = 9,	/*  hardware error interrupt */
+	IOC_E_SEMLOCKED = 10,	/*  h/w semaphore is locked */
+	IOC_E_DETACH = 11,	/*  driver detach cleanup */
+};
+
+bfa_fsm_state_decl(bfa_ioc, reset, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, fwcheck, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, mismatch, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, semwait, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, hwinit, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, enabling, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, getattr, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, op, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, initfail, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, hbfail, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, disabling, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, disabled, struct bfa_ioc_s, enum ioc_event);
+
+static struct bfa_sm_table_s ioc_sm_table[] = {
+	{BFA_SM(bfa_ioc_sm_reset), BFA_IOC_RESET},
+	{BFA_SM(bfa_ioc_sm_fwcheck), BFA_IOC_FWMISMATCH},
+	{BFA_SM(bfa_ioc_sm_mismatch), BFA_IOC_FWMISMATCH},
+	{BFA_SM(bfa_ioc_sm_semwait), BFA_IOC_SEMWAIT},
+	{BFA_SM(bfa_ioc_sm_hwinit), BFA_IOC_HWINIT},
+	{BFA_SM(bfa_ioc_sm_enabling), BFA_IOC_HWINIT},
+	{BFA_SM(bfa_ioc_sm_getattr), BFA_IOC_GETATTR},
+	{BFA_SM(bfa_ioc_sm_op), BFA_IOC_OPERATIONAL},
+	{BFA_SM(bfa_ioc_sm_initfail), BFA_IOC_INITFAIL},
+	{BFA_SM(bfa_ioc_sm_hbfail), BFA_IOC_HBFAIL},
+	{BFA_SM(bfa_ioc_sm_disabling), BFA_IOC_DISABLING},
+	{BFA_SM(bfa_ioc_sm_disabled), BFA_IOC_DISABLED},
+};
+
+/**
+ * Reset entry actions -- initialize state machine
+ */
+static void
+bfa_ioc_sm_reset_entry(struct bfa_ioc_s *ioc)
+{
+	ioc->retry_count = 0;
+	ioc->auto_recover = bfa_auto_recover;
+}
+
+/**
+ * Beginning state. IOC is in reset state.
+ */
+static void
+bfa_ioc_sm_reset(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_ENABLE:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_fwcheck);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_disable_comp(ioc);
+		break;
+
+	case IOC_E_DETACH:
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+/**
+ * Semaphore should be acquired for version check.
+ */
+static void
+bfa_ioc_sm_fwcheck_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_hw_sem_get(ioc);
+}
+
+/**
+ * Awaiting h/w semaphore to continue with version check.
+ */
+static void
+bfa_ioc_sm_fwcheck(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_SEMLOCKED:
+		if (bfa_ioc_firmware_lock(ioc)) {
+			ioc->retry_count = 0;
+			bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit);
+		} else {
+			bfa_ioc_hw_sem_release(ioc);
+			bfa_fsm_set_state(ioc, bfa_ioc_sm_mismatch);
+		}
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_disable_comp(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_DETACH:
+		bfa_ioc_hw_sem_get_cancel(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+		break;
+
+	case IOC_E_FWREADY:
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+/**
+ * Notify enable completion callback and generate mismatch AEN.
+ */
+static void
+bfa_ioc_sm_mismatch_entry(struct bfa_ioc_s *ioc)
+{
+	/**
+	 * Provide enable completion callback and AEN notification only once.
+	 */
+	if (ioc->retry_count == 0) {
+		ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+		bfa_ioc_aen_post(ioc, BFA_IOC_AEN_FWMISMATCH);
+	}
+	ioc->retry_count++;
+	bfa_ioc_timer_start(ioc);
+}
+
+/**
+ * Awaiting firmware version match.
+ */
+static void
+bfa_ioc_sm_mismatch(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_fwcheck);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_disable_comp(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_DETACH:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+		break;
+
+	case IOC_E_FWREADY:
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+/**
+ * Request for semaphore.
+ */
+static void
+bfa_ioc_sm_semwait_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_hw_sem_get(ioc);
+}
+
+/**
+ * Awaiting semaphore for h/w initialzation.
+ */
+static void
+bfa_ioc_sm_semwait(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_SEMLOCKED:
+		ioc->retry_count = 0;
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_hw_sem_get_cancel(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_hwinit_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_timer_start(ioc);
+	bfa_ioc_reset(ioc, BFA_FALSE);
+}
+
+/**
+ * Hardware is being initialized. Interrupts are enabled.
+ * Holding hardware semaphore lock.
+ */
+static void
+bfa_ioc_sm_hwinit(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_FWREADY:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling);
+		break;
+
+	case IOC_E_HWERROR:
+		bfa_ioc_timer_stop(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_TIMEOUT:
+		ioc->retry_count++;
+		if (ioc->retry_count < BFA_IOC_HWINIT_MAX) {
+			bfa_ioc_timer_start(ioc);
+			bfa_ioc_reset(ioc, BFA_TRUE);
+			break;
+		}
+
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_enabling_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_timer_start(ioc);
+	bfa_ioc_send_enable(ioc);
+}
+
+/**
+ * Host IOC function is being enabled, awaiting response from firmware.
+ * Semaphore is acquired.
+ */
+static void
+bfa_ioc_sm_enabling(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_FWRSP_ENABLE:
+		bfa_ioc_timer_stop(ioc);
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr);
+		break;
+
+	case IOC_E_HWERROR:
+		bfa_ioc_timer_stop(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_TIMEOUT:
+		ioc->retry_count++;
+		if (ioc->retry_count < BFA_IOC_HWINIT_MAX) {
+			bfa_reg_write(ioc->ioc_regs.ioc_fwstate,
+				      BFI_IOC_UNINIT);
+			bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit);
+			break;
+		}
+
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_timer_stop(ioc);
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	case IOC_E_FWREADY:
+		bfa_ioc_send_enable(ioc);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_getattr_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_timer_start(ioc);
+	bfa_ioc_send_getattr(ioc);
+}
+
+/**
+ * IOC configuration in progress. Timer is active.
+ */
+static void
+bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_FWRSP_GETATTR:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_op);
+		break;
+
+	case IOC_E_HWERROR:
+		bfa_ioc_timer_stop(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_op_entry(struct bfa_ioc_s *ioc)
+{
+	ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK);
+	bfa_ioc_hb_monitor(ioc);
+	bfa_ioc_aen_post(ioc, BFA_IOC_AEN_ENABLE);
+}
+
+static void
+bfa_ioc_sm_op(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_ENABLE:
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_hb_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
+		break;
+
+	case IOC_E_HWERROR:
+	case IOC_E_FWREADY:
+		/**
+		 * Hard error or IOC recovery by other function.
+		 * Treat it same as heartbeat failure.
+		 */
+		bfa_ioc_hb_stop(ioc);
+		/*
+		 * !!! fall through !!!
+		 */
+
+	case IOC_E_HBFAIL:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_hbfail);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_disabling_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_aen_post(ioc, BFA_IOC_AEN_DISABLE);
+	bfa_ioc_timer_start(ioc);
+	bfa_ioc_send_disable(ioc);
+}
+
+/**
+ * IOC is being disabled
+ */
+static void
+bfa_ioc_sm_disabling(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_HWERROR:
+	case IOC_E_FWRSP_DISABLE:
+		bfa_ioc_timer_stop(ioc);
+		/*
+		 * !!! fall through !!!
+		 */
+
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+/**
+ * IOC disable completion entry.
+ */
+static void
+bfa_ioc_sm_disabled_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_disable_comp(ioc);
+}
+
+static void
+bfa_ioc_sm_disabled(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_ENABLE:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait);
+		break;
+
+	case IOC_E_DISABLE:
+		ioc->cbfn->disable_cbfn(ioc->bfa);
+		break;
+
+	case IOC_E_FWREADY:
+		break;
+
+	case IOC_E_DETACH:
+		bfa_ioc_firmware_unlock(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_initfail_entry(struct bfa_ioc_s *ioc)
+{
+	ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+	bfa_ioc_timer_start(ioc);
+}
+
+/**
+ * Hardware initialization failed.
+ */
+static void
+bfa_ioc_sm_initfail(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_DISABLE:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	case IOC_E_DETACH:
+		bfa_ioc_timer_stop(ioc);
+		bfa_ioc_firmware_unlock(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+		break;
+
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_hbfail_entry(struct bfa_ioc_s *ioc)
+{
+	struct list_head *qe;
+	struct bfa_ioc_hbfail_notify_s *notify;
+
+	/**
+	 * Mark IOC as failed in hardware and stop firmware.
+	 */
+	bfa_ioc_lpu_stop(ioc);
+	bfa_reg_write(ioc->ioc_regs.ioc_fwstate, BFI_IOC_HBFAIL);
+
+	if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) {
+		bfa_reg_write(ioc->ioc_regs.ll_halt, __FW_INIT_HALT_P);
+		/*
+		 * Wait for halt to take effect
+		 */
+		bfa_reg_read(ioc->ioc_regs.ll_halt);
+	}
+
+	/**
+	 * Notify driver and common modules registered for notification.
+	 */
+	ioc->cbfn->hbfail_cbfn(ioc->bfa);
+	list_for_each(qe, &ioc->hb_notify_q) {
+		notify = (struct bfa_ioc_hbfail_notify_s *)qe;
+		notify->cbfn(notify->cbarg);
+	}
+
+	/**
+	 * Flush any queued up mailbox requests.
+	 */
+	bfa_ioc_mbox_hbfail(ioc);
+	bfa_ioc_aen_post(ioc, BFA_IOC_AEN_HBFAIL);
+
+	/**
+	 * Trigger auto-recovery after a delay.
+	 */
+	if (ioc->auto_recover) {
+		bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer,
+				bfa_ioc_timeout, ioc, BFA_IOC_TOV_RECOVER);
+	}
+}
+
+/**
+ * IOC heartbeat failure.
+ */
+static void
+bfa_ioc_sm_hbfail(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+
+	case IOC_E_ENABLE:
+		ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+		break;
+
+	case IOC_E_DISABLE:
+		if (ioc->auto_recover)
+			bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait);
+		break;
+
+	case IOC_E_FWREADY:
+		/**
+		 * Recovery is already initiated by other function.
+		 */
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+
+/**
+ *  bfa_ioc_pvt BFA IOC private functions
+ */
+
+static void
+bfa_ioc_disable_comp(struct bfa_ioc_s *ioc)
+{
+	struct list_head *qe;
+	struct bfa_ioc_hbfail_notify_s *notify;
+
+	ioc->cbfn->disable_cbfn(ioc->bfa);
+
+	/**
+	 * Notify common modules registered for notification.
+	 */
+	list_for_each(qe, &ioc->hb_notify_q) {
+		notify = (struct bfa_ioc_hbfail_notify_s *)qe;
+		notify->cbfn(notify->cbarg);
+	}
+}
+
+static void
+bfa_ioc_sem_timeout(void *ioc_arg)
+{
+	struct bfa_ioc_s *ioc = (struct bfa_ioc_s *)ioc_arg;
+
+	bfa_ioc_hw_sem_get(ioc);
+}
+
+static void
+bfa_ioc_usage_sem_get(struct bfa_ioc_s *ioc)
+{
+	u32        r32;
+	int             cnt = 0;
+#define BFA_SEM_SPINCNT	1000
+
+	do {
+		r32 = bfa_reg_read(ioc->ioc_regs.ioc_usage_sem_reg);
+		cnt++;
+		if (cnt > BFA_SEM_SPINCNT)
+			break;
+	} while (r32 != 0);
+	bfa_assert(cnt < BFA_SEM_SPINCNT);
+}
+
+static void
+bfa_ioc_usage_sem_release(struct bfa_ioc_s *ioc)
+{
+	bfa_reg_write(ioc->ioc_regs.ioc_usage_sem_reg, 1);
+}
+
+static void
+bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc)
+{
+	u32        r32;
+
+	/**
+	 * First read to the semaphore register will return 0, subsequent reads
+	 * will return 1. Semaphore is released by writing 0 to the register
+	 */
+	r32 = bfa_reg_read(ioc->ioc_regs.ioc_sem_reg);
+	if (r32 == 0) {
+		bfa_fsm_send_event(ioc, IOC_E_SEMLOCKED);
+		return;
+	}
+
+	bfa_timer_begin(ioc->timer_mod, &ioc->sem_timer, bfa_ioc_sem_timeout,
+			ioc, BFA_IOC_TOV);
+}
+
+static void
+bfa_ioc_hw_sem_release(struct bfa_ioc_s *ioc)
+{
+	bfa_reg_write(ioc->ioc_regs.ioc_sem_reg, 1);
+}
+
+static void
+bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc)
+{
+	bfa_timer_stop(&ioc->sem_timer);
+}
+
+/**
+ * Initialize LPU local memory (aka secondary memory / SRAM)
+ */
+static void
+bfa_ioc_lmem_init(struct bfa_ioc_s *ioc)
+{
+	u32        pss_ctl;
+	int             i;
+#define PSS_LMEM_INIT_TIME  10000
+
+	pss_ctl = bfa_reg_read(ioc->ioc_regs.pss_ctl_reg);
+	pss_ctl &= ~__PSS_LMEM_RESET;
+	pss_ctl |= __PSS_LMEM_INIT_EN;
+	pss_ctl |= __PSS_I2C_CLK_DIV(3UL); /* i2c workaround 12.5khz clock */
+	bfa_reg_write(ioc->ioc_regs.pss_ctl_reg, pss_ctl);
+
+	/**
+	 * wait for memory initialization to be complete
+	 */
+	i = 0;
+	do {
+		pss_ctl = bfa_reg_read(ioc->ioc_regs.pss_ctl_reg);
+		i++;
+	} while (!(pss_ctl & __PSS_LMEM_INIT_DONE) && (i < PSS_LMEM_INIT_TIME));
+
+	/**
+	 * If memory initialization is not successful, IOC timeout will catch
+	 * such failures.
+	 */
+	bfa_assert(pss_ctl & __PSS_LMEM_INIT_DONE);
+	bfa_trc(ioc, pss_ctl);
+
+	pss_ctl &= ~(__PSS_LMEM_INIT_DONE | __PSS_LMEM_INIT_EN);
+	bfa_reg_write(ioc->ioc_regs.pss_ctl_reg, pss_ctl);
+}
+
+static void
+bfa_ioc_lpu_start(struct bfa_ioc_s *ioc)
+{
+	u32        pss_ctl;
+
+	/**
+	 * Take processor out of reset.
+	 */
+	pss_ctl = bfa_reg_read(ioc->ioc_regs.pss_ctl_reg);
+	pss_ctl &= ~__PSS_LPU0_RESET;
+
+	bfa_reg_write(ioc->ioc_regs.pss_ctl_reg, pss_ctl);
+}
+
+static void
+bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc)
+{
+	u32        pss_ctl;
+
+	/**
+	 * Put processors in reset.
+	 */
+	pss_ctl = bfa_reg_read(ioc->ioc_regs.pss_ctl_reg);
+	pss_ctl |= (__PSS_LPU0_RESET | __PSS_LPU1_RESET);
+
+	bfa_reg_write(ioc->ioc_regs.pss_ctl_reg, pss_ctl);
+}
+
+/**
+ * Get driver and firmware versions.
+ */
+static void
+bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr)
+{
+	u32        pgnum, pgoff;
+	u32        loff = 0;
+	int             i;
+	u32       *fwsig = (u32 *) fwhdr;
+
+	pgnum = bfa_ioc_smem_pgnum(ioc, loff);
+	pgoff = bfa_ioc_smem_pgoff(ioc, loff);
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+
+	for (i = 0; i < (sizeof(struct bfi_ioc_image_hdr_s) / sizeof(u32));
+	     i++) {
+		fwsig[i] = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff);
+		loff += sizeof(u32);
+	}
+}
+
+static u32 *
+bfa_ioc_fwimg_get_chunk(struct bfa_ioc_s *ioc, u32 off)
+{
+	if (ioc->ctdev)
+		return bfi_image_ct_get_chunk(off);
+	return bfi_image_cb_get_chunk(off);
+}
+
+static          u32
+bfa_ioc_fwimg_get_size(struct bfa_ioc_s *ioc)
+{
+return (ioc->ctdev) ? bfi_image_ct_size : bfi_image_cb_size;
+}
+
+/**
+ * Returns TRUE if same.
+ */
+static          bfa_boolean_t
+bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr)
+{
+	struct bfi_ioc_image_hdr_s *drv_fwhdr;
+	int             i;
+
+	drv_fwhdr =
+		(struct bfi_ioc_image_hdr_s *)bfa_ioc_fwimg_get_chunk(ioc, 0);
+
+	for (i = 0; i < BFI_IOC_MD5SUM_SZ; i++) {
+		if (fwhdr->md5sum[i] != drv_fwhdr->md5sum[i]) {
+			bfa_trc(ioc, i);
+			bfa_trc(ioc, fwhdr->md5sum[i]);
+			bfa_trc(ioc, drv_fwhdr->md5sum[i]);
+			return BFA_FALSE;
+		}
+	}
+
+	bfa_trc(ioc, fwhdr->md5sum[0]);
+	return BFA_TRUE;
+}
+
+/**
+ * Return true if current running version is valid. Firmware signature and
+ * execution context (driver/bios) must match.
+ */
+static          bfa_boolean_t
+bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_image_hdr_s fwhdr, *drv_fwhdr;
+
+	/**
+	 * If bios/efi boot (flash based) -- return true
+	 */
+	if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+		return BFA_TRUE;
+
+	bfa_ioc_fwver_get(ioc, &fwhdr);
+	drv_fwhdr =
+		(struct bfi_ioc_image_hdr_s *)bfa_ioc_fwimg_get_chunk(ioc, 0);
+
+	if (fwhdr.signature != drv_fwhdr->signature) {
+		bfa_trc(ioc, fwhdr.signature);
+		bfa_trc(ioc, drv_fwhdr->signature);
+		return BFA_FALSE;
+	}
+
+	if (fwhdr.exec != drv_fwhdr->exec) {
+		bfa_trc(ioc, fwhdr.exec);
+		bfa_trc(ioc, drv_fwhdr->exec);
+		return BFA_FALSE;
+	}
+
+	return bfa_ioc_fwver_cmp(ioc, &fwhdr);
+}
+
+/**
+ * Return true if firmware of current driver matches the running firmware.
+ */
+static          bfa_boolean_t
+bfa_ioc_firmware_lock(struct bfa_ioc_s *ioc)
+{
+	enum bfi_ioc_state ioc_fwstate;
+	u32        usecnt;
+	struct bfi_ioc_image_hdr_s fwhdr;
+
+	/**
+	 * Firmware match check is relevant only for CNA.
+	 */
+	if (!ioc->cna)
+		return BFA_TRUE;
+
+	/**
+	 * If bios boot (flash based) -- do not increment usage count
+	 */
+	if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+		return BFA_TRUE;
+
+	bfa_ioc_usage_sem_get(ioc);
+	usecnt = bfa_reg_read(ioc->ioc_regs.ioc_usage_reg);
+
+	/**
+	 * If usage count is 0, always return TRUE.
+	 */
+	if (usecnt == 0) {
+		bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, 1);
+		bfa_ioc_usage_sem_release(ioc);
+		bfa_trc(ioc, usecnt);
+		return BFA_TRUE;
+	}
+
+	ioc_fwstate = bfa_reg_read(ioc->ioc_regs.ioc_fwstate);
+	bfa_trc(ioc, ioc_fwstate);
+
+	/**
+	 * Use count cannot be non-zero and chip in uninitialized state.
+	 */
+	bfa_assert(ioc_fwstate != BFI_IOC_UNINIT);
+
+	/**
+	 * Check if another driver with a different firmware is active
+	 */
+	bfa_ioc_fwver_get(ioc, &fwhdr);
+	if (!bfa_ioc_fwver_cmp(ioc, &fwhdr)) {
+		bfa_ioc_usage_sem_release(ioc);
+		bfa_trc(ioc, usecnt);
+		return BFA_FALSE;
+	}
+
+	/**
+	 * Same firmware version. Increment the reference count.
+	 */
+	usecnt++;
+	bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, usecnt);
+	bfa_ioc_usage_sem_release(ioc);
+	bfa_trc(ioc, usecnt);
+	return BFA_TRUE;
+}
+
+static void
+bfa_ioc_firmware_unlock(struct bfa_ioc_s *ioc)
+{
+	u32        usecnt;
+
+	/**
+	 * Firmware lock is relevant only for CNA.
+	 * If bios boot (flash based) -- do not decrement usage count
+	 */
+	if (!ioc->cna || (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ))
+		return;
+
+	/**
+	 * decrement usage count
+	 */
+	bfa_ioc_usage_sem_get(ioc);
+	usecnt = bfa_reg_read(ioc->ioc_regs.ioc_usage_reg);
+	bfa_assert(usecnt > 0);
+
+	usecnt--;
+	bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, usecnt);
+	bfa_trc(ioc, usecnt);
+
+	bfa_ioc_usage_sem_release(ioc);
+}
+
+/**
+ * Conditionally flush any pending message from firmware at start.
+ */
+static void
+bfa_ioc_msgflush(struct bfa_ioc_s *ioc)
+{
+	u32        r32;
+
+	r32 = bfa_reg_read(ioc->ioc_regs.lpu_mbox_cmd);
+	if (r32)
+		bfa_reg_write(ioc->ioc_regs.lpu_mbox_cmd, 1);
+}
+
+
+static void
+bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force)
+{
+	enum bfi_ioc_state ioc_fwstate;
+	bfa_boolean_t   fwvalid;
+
+	ioc_fwstate = bfa_reg_read(ioc->ioc_regs.ioc_fwstate);
+
+	if (force)
+		ioc_fwstate = BFI_IOC_UNINIT;
+
+	bfa_trc(ioc, ioc_fwstate);
+
+	/**
+	 * check if firmware is valid
+	 */
+	fwvalid = (ioc_fwstate == BFI_IOC_UNINIT) ?
+			BFA_FALSE : bfa_ioc_fwver_valid(ioc);
+
+	if (!fwvalid) {
+		bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id);
+		return;
+	}
+
+	/**
+	 * If hardware initialization is in progress (initialized by other IOC),
+	 * just wait for an initialization completion interrupt.
+	 */
+	if (ioc_fwstate == BFI_IOC_INITING) {
+		bfa_trc(ioc, ioc_fwstate);
+		ioc->cbfn->reset_cbfn(ioc->bfa);
+		return;
+	}
+
+	/**
+	 * If IOC function is disabled and firmware version is same,
+	 * just re-enable IOC.
+	 */
+	if (ioc_fwstate == BFI_IOC_DISABLED || ioc_fwstate == BFI_IOC_OP) {
+		bfa_trc(ioc, ioc_fwstate);
+
+		/**
+		 * When using MSI-X any pending firmware ready event should
+		 * be flushed. Otherwise MSI-X interrupts are not delivered.
+		 */
+		bfa_ioc_msgflush(ioc);
+		ioc->cbfn->reset_cbfn(ioc->bfa);
+		bfa_fsm_send_event(ioc, IOC_E_FWREADY);
+		return;
+	}
+
+	/**
+	 * Initialize the h/w for any other states.
+	 */
+	bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id);
+}
+
+static void
+bfa_ioc_timeout(void *ioc_arg)
+{
+	struct bfa_ioc_s *ioc = (struct bfa_ioc_s *)ioc_arg;
+
+	bfa_trc(ioc, 0);
+	bfa_fsm_send_event(ioc, IOC_E_TIMEOUT);
+}
+
+void
+bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len)
+{
+	u32       *msgp = (u32 *) ioc_msg;
+	u32        i;
+
+	bfa_trc(ioc, msgp[0]);
+	bfa_trc(ioc, len);
+
+	bfa_assert(len <= BFI_IOC_MSGLEN_MAX);
+
+	/*
+	 * first write msg to mailbox registers
+	 */
+	for (i = 0; i < len / sizeof(u32); i++)
+		bfa_reg_write(ioc->ioc_regs.hfn_mbox + i * sizeof(u32),
+			      bfa_os_wtole(msgp[i]));
+
+	for (; i < BFI_IOC_MSGLEN_MAX / sizeof(u32); i++)
+		bfa_reg_write(ioc->ioc_regs.hfn_mbox + i * sizeof(u32), 0);
+
+	/*
+	 * write 1 to mailbox CMD to trigger LPU event
+	 */
+	bfa_reg_write(ioc->ioc_regs.hfn_mbox_cmd, 1);
+	(void)bfa_reg_read(ioc->ioc_regs.hfn_mbox_cmd);
+}
+
+static void
+bfa_ioc_send_enable(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_ctrl_req_s enable_req;
+
+	bfi_h2i_set(enable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_ENABLE_REQ,
+		    bfa_ioc_portid(ioc));
+	enable_req.ioc_class = ioc->ioc_mc;
+	bfa_ioc_mbox_send(ioc, &enable_req, sizeof(struct bfi_ioc_ctrl_req_s));
+}
+
+static void
+bfa_ioc_send_disable(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_ctrl_req_s disable_req;
+
+	bfi_h2i_set(disable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_DISABLE_REQ,
+		    bfa_ioc_portid(ioc));
+	bfa_ioc_mbox_send(ioc, &disable_req, sizeof(struct bfi_ioc_ctrl_req_s));
+}
+
+static void
+bfa_ioc_send_getattr(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_getattr_req_s attr_req;
+
+	bfi_h2i_set(attr_req.mh, BFI_MC_IOC, BFI_IOC_H2I_GETATTR_REQ,
+		    bfa_ioc_portid(ioc));
+	bfa_dma_be_addr_set(attr_req.attr_addr, ioc->attr_dma.pa);
+	bfa_ioc_mbox_send(ioc, &attr_req, sizeof(attr_req));
+}
+
+static void
+bfa_ioc_hb_check(void *cbarg)
+{
+	struct bfa_ioc_s *ioc = cbarg;
+	u32        hb_count;
+
+	hb_count = bfa_reg_read(ioc->ioc_regs.heartbeat);
+	if (ioc->hb_count == hb_count) {
+		ioc->hb_fail++;
+	} else {
+		ioc->hb_count = hb_count;
+		ioc->hb_fail = 0;
+	}
+
+	if (ioc->hb_fail >= BFA_IOC_HB_FAIL_MAX) {
+		bfa_log(ioc->logm, BFA_LOG_HAL_HEARTBEAT_FAILURE, hb_count);
+		ioc->hb_fail = 0;
+		bfa_ioc_recover(ioc);
+		return;
+	}
+
+	bfa_ioc_mbox_poll(ioc);
+	bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check, ioc,
+			BFA_IOC_HB_TOV);
+}
+
+static void
+bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc)
+{
+	ioc->hb_fail = 0;
+	ioc->hb_count = bfa_reg_read(ioc->ioc_regs.heartbeat);
+	bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check, ioc,
+			BFA_IOC_HB_TOV);
+}
+
+static void
+bfa_ioc_hb_stop(struct bfa_ioc_s *ioc)
+{
+	bfa_timer_stop(&ioc->ioc_timer);
+}
+
+/**
+ * Host to LPU mailbox message addresses
+ */
+static struct {
+	u32        hfn_mbox, lpu_mbox, hfn_pgn;
+} iocreg_fnreg[] = {
+	{
+	HOSTFN0_LPU_MBOX0_0, LPU_HOSTFN0_MBOX0_0, HOST_PAGE_NUM_FN0}, {
+	HOSTFN1_LPU_MBOX0_8, LPU_HOSTFN1_MBOX0_8, HOST_PAGE_NUM_FN1}, {
+	HOSTFN2_LPU_MBOX0_0, LPU_HOSTFN2_MBOX0_0, HOST_PAGE_NUM_FN2}, {
+	HOSTFN3_LPU_MBOX0_8, LPU_HOSTFN3_MBOX0_8, HOST_PAGE_NUM_FN3}
+};
+
+/**
+ * Host <-> LPU mailbox command/status registers - port 0
+ */
+static struct {
+	u32        hfn, lpu;
+} iocreg_mbcmd_p0[] = {
+	{
+	HOSTFN0_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN0_MBOX0_CMD_STAT}, {
+	HOSTFN1_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN1_MBOX0_CMD_STAT}, {
+	HOSTFN2_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN2_MBOX0_CMD_STAT}, {
+	HOSTFN3_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN3_MBOX0_CMD_STAT}
+};
+
+/**
+ * Host <-> LPU mailbox command/status registers - port 1
+ */
+static struct {
+	u32        hfn, lpu;
+} iocreg_mbcmd_p1[] = {
+	{
+	HOSTFN0_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN0_MBOX0_CMD_STAT}, {
+	HOSTFN1_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN1_MBOX0_CMD_STAT}, {
+	HOSTFN2_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN2_MBOX0_CMD_STAT}, {
+	HOSTFN3_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN3_MBOX0_CMD_STAT}
+};
+
+/**
+ * Shared IRQ handling in INTX mode
+ */
+static struct {
+	u32        isr, msk;
+} iocreg_shirq_next[] = {
+	{
+	HOSTFN1_INT_STATUS, HOSTFN1_INT_MSK}, {
+	HOSTFN2_INT_STATUS, HOSTFN2_INT_MSK}, {
+	HOSTFN3_INT_STATUS, HOSTFN3_INT_MSK}, {
+HOSTFN0_INT_STATUS, HOSTFN0_INT_MSK},};
+
+static void
+bfa_ioc_reg_init(struct bfa_ioc_s *ioc)
+{
+	bfa_os_addr_t   rb;
+	int             pcifn = bfa_ioc_pcifn(ioc);
+
+	rb = bfa_ioc_bar0(ioc);
+
+	ioc->ioc_regs.hfn_mbox = rb + iocreg_fnreg[pcifn].hfn_mbox;
+	ioc->ioc_regs.lpu_mbox = rb + iocreg_fnreg[pcifn].lpu_mbox;
+	ioc->ioc_regs.host_page_num_fn = rb + iocreg_fnreg[pcifn].hfn_pgn;
+
+	if (ioc->port_id == 0) {
+		ioc->ioc_regs.heartbeat = rb + BFA_IOC0_HBEAT_REG;
+		ioc->ioc_regs.ioc_fwstate = rb + BFA_IOC0_STATE_REG;
+		ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].hfn;
+		ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].lpu;
+		ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P0;
+	} else {
+		ioc->ioc_regs.heartbeat = (rb + BFA_IOC1_HBEAT_REG);
+		ioc->ioc_regs.ioc_fwstate = (rb + BFA_IOC1_STATE_REG);
+		ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].hfn;
+		ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].lpu;
+		ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P1;
+	}
+
+	/**
+	 * Shared IRQ handling in INTX mode
+	 */
+	ioc->ioc_regs.shirq_isr_next = rb + iocreg_shirq_next[pcifn].isr;
+	ioc->ioc_regs.shirq_msk_next = rb + iocreg_shirq_next[pcifn].msk;
+
+	/*
+	 * PSS control registers
+	 */
+	ioc->ioc_regs.pss_ctl_reg = (rb + PSS_CTL_REG);
+	ioc->ioc_regs.app_pll_fast_ctl_reg = (rb + APP_PLL_425_CTL_REG);
+	ioc->ioc_regs.app_pll_slow_ctl_reg = (rb + APP_PLL_312_CTL_REG);
+
+	/*
+	 * IOC semaphore registers and serialization
+	 */
+	ioc->ioc_regs.ioc_sem_reg = (rb + HOST_SEM0_REG);
+	ioc->ioc_regs.ioc_usage_sem_reg = (rb + HOST_SEM1_REG);
+	ioc->ioc_regs.ioc_usage_reg = (rb + BFA_FW_USE_COUNT);
+
+	/**
+	 * sram memory access
+	 */
+	ioc->ioc_regs.smem_page_start = (rb + PSS_SMEM_PAGE_START);
+	ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CB;
+	if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT)
+		ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CT;
+}
+
+/**
+ *      Initiate a full firmware download.
+ */
+static void
+bfa_ioc_download_fw(struct bfa_ioc_s *ioc, u32 boot_type,
+		    u32 boot_param)
+{
+	u32       *fwimg;
+	u32        pgnum, pgoff;
+	u32        loff = 0;
+	u32        chunkno = 0;
+	u32        i;
+
+	/**
+	 * Initialize LMEM first before code download
+	 */
+	bfa_ioc_lmem_init(ioc);
+
+	/**
+	 * Flash based firmware boot
+	 */
+	bfa_trc(ioc, bfa_ioc_fwimg_get_size(ioc));
+	if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+		boot_type = BFI_BOOT_TYPE_FLASH;
+	fwimg = bfa_ioc_fwimg_get_chunk(ioc, chunkno);
+	fwimg[BFI_BOOT_TYPE_OFF / sizeof(u32)] = bfa_os_swap32(boot_type);
+	fwimg[BFI_BOOT_PARAM_OFF / sizeof(u32)] =
+		bfa_os_swap32(boot_param);
+
+	pgnum = bfa_ioc_smem_pgnum(ioc, loff);
+	pgoff = bfa_ioc_smem_pgoff(ioc, loff);
+
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+
+	for (i = 0; i < bfa_ioc_fwimg_get_size(ioc); i++) {
+
+		if (BFA_FLASH_CHUNK_NO(i) != chunkno) {
+			chunkno = BFA_FLASH_CHUNK_NO(i);
+			fwimg = bfa_ioc_fwimg_get_chunk(ioc,
+					BFA_FLASH_CHUNK_ADDR(chunkno));
+		}
+
+		/**
+		 * write smem
+		 */
+		bfa_mem_write(ioc->ioc_regs.smem_page_start, loff,
+			      fwimg[BFA_FLASH_OFFSET_IN_CHUNK(i)]);
+
+		loff += sizeof(u32);
+
+		/**
+		 * handle page offset wrap around
+		 */
+		loff = PSS_SMEM_PGOFF(loff);
+		if (loff == 0) {
+			pgnum++;
+			bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+		}
+	}
+
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn,
+		      bfa_ioc_smem_pgnum(ioc, 0));
+}
+
+static void
+bfa_ioc_reset(struct bfa_ioc_s *ioc, bfa_boolean_t force)
+{
+	bfa_ioc_hwinit(ioc, force);
+}
+
+/**
+ * Update BFA configuration from firmware configuration.
+ */
+static void
+bfa_ioc_getattr_reply(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_attr_s *attr = ioc->attr;
+
+	attr->adapter_prop = bfa_os_ntohl(attr->adapter_prop);
+	attr->maxfrsize = bfa_os_ntohs(attr->maxfrsize);
+
+	bfa_fsm_send_event(ioc, IOC_E_FWRSP_GETATTR);
+}
+
+/**
+ * Attach time initialization of mbox logic.
+ */
+static void
+bfa_ioc_mbox_attach(struct bfa_ioc_s *ioc)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	int             mc;
+
+	INIT_LIST_HEAD(&mod->cmd_q);
+	for (mc = 0; mc < BFI_MC_MAX; mc++) {
+		mod->mbhdlr[mc].cbfn = NULL;
+		mod->mbhdlr[mc].cbarg = ioc->bfa;
+	}
+}
+
+/**
+ * Mbox poll timer -- restarts any pending mailbox requests.
+ */
+static void
+bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	struct bfa_mbox_cmd_s *cmd;
+	u32        stat;
+
+	/**
+	 * If no command pending, do nothing
+	 */
+	if (list_empty(&mod->cmd_q))
+		return;
+
+	/**
+	 * If previous command is not yet fetched by firmware, do nothing
+	 */
+	stat = bfa_reg_read(ioc->ioc_regs.hfn_mbox_cmd);
+	if (stat)
+		return;
+
+	/**
+	 * Enqueue command to firmware.
+	 */
+	bfa_q_deq(&mod->cmd_q, &cmd);
+	bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg));
+}
+
+/**
+ * Cleanup any pending requests.
+ */
+static void
+bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	struct bfa_mbox_cmd_s *cmd;
+
+	while (!list_empty(&mod->cmd_q))
+		bfa_q_deq(&mod->cmd_q, &cmd);
+}
+
+/**
+ * Initialize IOC to port mapping.
+ */
+
+#define FNC_PERS_FN_SHIFT(__fn)	((__fn) * 8)
+static void
+bfa_ioc_map_port(struct bfa_ioc_s *ioc)
+{
+	bfa_os_addr_t   rb = ioc->pcidev.pci_bar_kva;
+	u32        r32;
+
+	/**
+	 * For crossbow, port id is same as pci function.
+	 */
+	if (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_CT) {
+		ioc->port_id = bfa_ioc_pcifn(ioc);
+		return;
+	}
+
+	/**
+	 * For catapult, base port id on personality register and IOC type
+	 */
+	r32 = bfa_reg_read(rb + FNC_PERS_REG);
+	r32 >>= FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc));
+	ioc->port_id = (r32 & __F0_PORT_MAP_MK) >> __F0_PORT_MAP_SH;
+
+	bfa_trc(ioc, bfa_ioc_pcifn(ioc));
+	bfa_trc(ioc, ioc->port_id);
+}
+
+
+
+/**
+ *  bfa_ioc_public
+ */
+
+/**
+* Set interrupt mode for a function: INTX or MSIX
+ */
+void
+bfa_ioc_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix)
+{
+	bfa_os_addr_t   rb = ioc->pcidev.pci_bar_kva;
+	u32        r32, mode;
+
+	r32 = bfa_reg_read(rb + FNC_PERS_REG);
+	bfa_trc(ioc, r32);
+
+	mode = (r32 >> FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))) &
+		__F0_INTX_STATUS;
+
+	/**
+	 * If already in desired mode, do not change anything
+	 */
+	if (!msix && mode)
+		return;
+
+	if (msix)
+		mode = __F0_INTX_STATUS_MSIX;
+	else
+		mode = __F0_INTX_STATUS_INTA;
+
+	r32 &= ~(__F0_INTX_STATUS << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)));
+	r32 |= (mode << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)));
+	bfa_trc(ioc, r32);
+
+	bfa_reg_write(rb + FNC_PERS_REG, r32);
+}
+
+bfa_status_t
+bfa_ioc_pll_init(struct bfa_ioc_s *ioc)
+{
+	bfa_os_addr_t   rb = ioc->pcidev.pci_bar_kva;
+	u32        pll_sclk, pll_fclk, r32;
+
+	if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) {
+		pll_sclk =
+			__APP_PLL_312_ENABLE | __APP_PLL_312_LRESETN |
+			__APP_PLL_312_RSEL200500 | __APP_PLL_312_P0_1(0U) |
+			__APP_PLL_312_JITLMT0_1(3U) |
+			__APP_PLL_312_CNTLMT0_1(1U);
+		pll_fclk =
+			__APP_PLL_425_ENABLE | __APP_PLL_425_LRESETN |
+			__APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(0U) |
+			__APP_PLL_425_JITLMT0_1(3U) |
+			__APP_PLL_425_CNTLMT0_1(1U);
+
+		/**
+		 * 	For catapult, choose operational mode FC/FCoE
+		 */
+		if (ioc->fcmode) {
+			bfa_reg_write((rb + OP_MODE), 0);
+			bfa_reg_write((rb + ETH_MAC_SER_REG),
+				      __APP_EMS_CMLCKSEL | __APP_EMS_REFCKBUFEN2
+				      | __APP_EMS_CHANNEL_SEL);
+		} else {
+			ioc->pllinit = BFA_TRUE;
+			bfa_reg_write((rb + OP_MODE), __GLOBAL_FCOE_MODE);
+			bfa_reg_write((rb + ETH_MAC_SER_REG),
+				      __APP_EMS_REFCKBUFEN1);
+		}
+	} else {
+		pll_sclk =
+			__APP_PLL_312_ENABLE | __APP_PLL_312_LRESETN |
+			__APP_PLL_312_P0_1(3U) | __APP_PLL_312_JITLMT0_1(3U) |
+			__APP_PLL_312_CNTLMT0_1(3U);
+		pll_fclk =
+			__APP_PLL_425_ENABLE | __APP_PLL_425_LRESETN |
+			__APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(3U) |
+			__APP_PLL_425_JITLMT0_1(3U) |
+			__APP_PLL_425_CNTLMT0_1(3U);
+	}
+
+	bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_UNINIT);
+	bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_UNINIT);
+
+	bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU);
+
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg,
+		      __APP_PLL_312_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg,
+		      __APP_PLL_312_BYPASS | __APP_PLL_312_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg,
+		      __APP_PLL_425_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg,
+		      __APP_PLL_425_BYPASS | __APP_PLL_425_LOGIC_SOFT_RESET);
+	bfa_os_udelay(2);
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg,
+		      __APP_PLL_312_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg,
+		      __APP_PLL_425_LOGIC_SOFT_RESET);
+
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg,
+		      pll_sclk | __APP_PLL_312_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg,
+		      pll_fclk | __APP_PLL_425_LOGIC_SOFT_RESET);
+
+	/**
+	 * Wait for PLLs to lock.
+	 */
+	bfa_os_udelay(2000);
+	bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU);
+
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk);
+
+	if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) {
+		bfa_reg_write((rb + MBIST_CTL_REG), __EDRAM_BISTR_START);
+		bfa_os_udelay(1000);
+		r32 = bfa_reg_read((rb + MBIST_STAT_REG));
+		bfa_trc(ioc, r32);
+	}
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Interface used by diag module to do firmware boot with memory test
+ * as the entry vector.
+ */
+void
+bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param)
+{
+	bfa_os_addr_t   rb;
+
+	bfa_ioc_stats(ioc, ioc_boots);
+
+	if (bfa_ioc_pll_init(ioc) != BFA_STATUS_OK)
+		return;
+
+	/**
+	 * Initialize IOC state of all functions on a chip reset.
+	 */
+	rb = ioc->pcidev.pci_bar_kva;
+	if (boot_param == BFI_BOOT_TYPE_MEMTEST) {
+		bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_MEMTEST);
+		bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_MEMTEST);
+	} else {
+		bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_INITING);
+		bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_INITING);
+	}
+
+	bfa_ioc_download_fw(ioc, boot_type, boot_param);
+
+	/**
+	 * Enable interrupts just before starting LPU
+	 */
+	ioc->cbfn->reset_cbfn(ioc->bfa);
+	bfa_ioc_lpu_start(ioc);
+}
+
+/**
+ * Enable/disable IOC failure auto recovery.
+ */
+void
+bfa_ioc_auto_recover(bfa_boolean_t auto_recover)
+{
+	bfa_auto_recover = BFA_FALSE;
+}
+
+
+bfa_boolean_t
+bfa_ioc_is_operational(struct bfa_ioc_s *ioc)
+{
+	return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_op);
+}
+
+void
+bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg)
+{
+	u32       *msgp = mbmsg;
+	u32        r32;
+	int             i;
+
+	/**
+	 * read the MBOX msg
+	 */
+	for (i = 0; i < (sizeof(union bfi_ioc_i2h_msg_u) / sizeof(u32));
+	     i++) {
+		r32 = bfa_reg_read(ioc->ioc_regs.lpu_mbox +
+				   i * sizeof(u32));
+		msgp[i] = bfa_os_htonl(r32);
+	}
+
+	/**
+	 * turn off mailbox interrupt by clearing mailbox status
+	 */
+	bfa_reg_write(ioc->ioc_regs.lpu_mbox_cmd, 1);
+	bfa_reg_read(ioc->ioc_regs.lpu_mbox_cmd);
+}
+
+void
+bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *m)
+{
+	union bfi_ioc_i2h_msg_u *msg;
+
+	msg = (union bfi_ioc_i2h_msg_u *)m;
+
+	bfa_ioc_stats(ioc, ioc_isrs);
+
+	switch (msg->mh.msg_id) {
+	case BFI_IOC_I2H_HBEAT:
+		break;
+
+	case BFI_IOC_I2H_READY_EVENT:
+		bfa_fsm_send_event(ioc, IOC_E_FWREADY);
+		break;
+
+	case BFI_IOC_I2H_ENABLE_REPLY:
+		bfa_fsm_send_event(ioc, IOC_E_FWRSP_ENABLE);
+		break;
+
+	case BFI_IOC_I2H_DISABLE_REPLY:
+		bfa_fsm_send_event(ioc, IOC_E_FWRSP_DISABLE);
+		break;
+
+	case BFI_IOC_I2H_GETATTR_REPLY:
+		bfa_ioc_getattr_reply(ioc);
+		break;
+
+	default:
+		bfa_trc(ioc, msg->mh.msg_id);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IOC attach time initialization and setup.
+ *
+ * @param[in]	ioc	memory for IOC
+ * @param[in]	bfa	driver instance structure
+ * @param[in]	trcmod	kernel trace module
+ * @param[in]	aen	kernel aen event module
+ * @param[in]	logm	kernel logging module
+ */
+void
+bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, struct bfa_ioc_cbfn_s *cbfn,
+	       struct bfa_timer_mod_s *timer_mod, struct bfa_trc_mod_s *trcmod,
+	       struct bfa_aen_s *aen, struct bfa_log_mod_s *logm)
+{
+	ioc->bfa = bfa;
+	ioc->cbfn = cbfn;
+	ioc->timer_mod = timer_mod;
+	ioc->trcmod = trcmod;
+	ioc->aen = aen;
+	ioc->logm = logm;
+	ioc->fcmode = BFA_FALSE;
+	ioc->pllinit = BFA_FALSE;
+	ioc->dbg_fwsave_once = BFA_TRUE;
+
+	bfa_ioc_mbox_attach(ioc);
+	INIT_LIST_HEAD(&ioc->hb_notify_q);
+
+	bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+}
+
+/**
+ * Driver detach time IOC cleanup.
+ */
+void
+bfa_ioc_detach(struct bfa_ioc_s *ioc)
+{
+	bfa_fsm_send_event(ioc, IOC_E_DETACH);
+}
+
+/**
+ * Setup IOC PCI properties.
+ *
+ * @param[in]	pcidev	PCI device information for this IOC
+ */
+void
+bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev,
+		 enum bfi_mclass mc)
+{
+	ioc->ioc_mc = mc;
+	ioc->pcidev = *pcidev;
+	ioc->ctdev = (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT);
+	ioc->cna = ioc->ctdev && !ioc->fcmode;
+
+	bfa_ioc_map_port(ioc);
+	bfa_ioc_reg_init(ioc);
+}
+
+/**
+ * Initialize IOC dma memory
+ *
+ * @param[in]	dm_kva	kernel virtual address of IOC dma memory
+ * @param[in]	dm_pa	physical address of IOC dma memory
+ */
+void
+bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa)
+{
+	/**
+	 * dma memory for firmware attribute
+	 */
+	ioc->attr_dma.kva = dm_kva;
+	ioc->attr_dma.pa = dm_pa;
+	ioc->attr = (struct bfi_ioc_attr_s *)dm_kva;
+}
+
+/**
+ * Return size of dma memory required.
+ */
+u32
+bfa_ioc_meminfo(void)
+{
+	return BFA_ROUNDUP(sizeof(struct bfi_ioc_attr_s), BFA_DMA_ALIGN_SZ);
+}
+
+void
+bfa_ioc_enable(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_stats(ioc, ioc_enables);
+	ioc->dbg_fwsave_once = BFA_TRUE;
+
+	bfa_fsm_send_event(ioc, IOC_E_ENABLE);
+}
+
+void
+bfa_ioc_disable(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_stats(ioc, ioc_disables);
+	bfa_fsm_send_event(ioc, IOC_E_DISABLE);
+}
+
+/**
+ * Returns memory required for saving firmware trace in case of crash.
+ * Driver must call this interface to allocate memory required for
+ * automatic saving of firmware trace. Driver should call
+ * bfa_ioc_debug_memclaim() right after bfa_ioc_attach() to setup this
+ * trace memory.
+ */
+int
+bfa_ioc_debug_trcsz(bfa_boolean_t auto_recover)
+{
+return (auto_recover) ? BFA_DBG_FWTRC_LEN : 0;
+}
+
+/**
+ * Initialize memory for saving firmware trace. Driver must initialize
+ * trace memory before call bfa_ioc_enable().
+ */
+void
+bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave)
+{
+	bfa_assert(ioc->auto_recover);
+	ioc->dbg_fwsave = dbg_fwsave;
+	ioc->dbg_fwsave_len = bfa_ioc_debug_trcsz(ioc->auto_recover);
+}
+
+u32
+bfa_ioc_smem_pgnum(struct bfa_ioc_s *ioc, u32 fmaddr)
+{
+	return PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, fmaddr);
+}
+
+u32
+bfa_ioc_smem_pgoff(struct bfa_ioc_s *ioc, u32 fmaddr)
+{
+	return PSS_SMEM_PGOFF(fmaddr);
+}
+
+/**
+ * Register mailbox message handler functions
+ *
+ * @param[in]	ioc		IOC instance
+ * @param[in]	mcfuncs		message class handler functions
+ */
+void
+bfa_ioc_mbox_register(struct bfa_ioc_s *ioc, bfa_ioc_mbox_mcfunc_t *mcfuncs)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	int             mc;
+
+	for (mc = 0; mc < BFI_MC_MAX; mc++)
+		mod->mbhdlr[mc].cbfn = mcfuncs[mc];
+}
+
+/**
+ * Register mailbox message handler function, to be called by common modules
+ */
+void
+bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc,
+		    bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+
+	mod->mbhdlr[mc].cbfn = cbfn;
+	mod->mbhdlr[mc].cbarg = cbarg;
+}
+
+/**
+ * Queue a mailbox command request to firmware. Waits if mailbox is busy.
+ * Responsibility of caller to serialize
+ *
+ * @param[in]	ioc	IOC instance
+ * @param[i]	cmd	Mailbox command
+ */
+void
+bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	u32        stat;
+
+	/**
+	 * If a previous command is pending, queue new command
+	 */
+	if (!list_empty(&mod->cmd_q)) {
+		list_add_tail(&cmd->qe, &mod->cmd_q);
+		return;
+	}
+
+	/**
+	 * If mailbox is busy, queue command for poll timer
+	 */
+	stat = bfa_reg_read(ioc->ioc_regs.hfn_mbox_cmd);
+	if (stat) {
+		list_add_tail(&cmd->qe, &mod->cmd_q);
+		return;
+	}
+
+	/**
+	 * mailbox is free -- queue command to firmware
+	 */
+	bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg));
+}
+
+/**
+ * Handle mailbox interrupts
+ */
+void
+bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	struct bfi_mbmsg_s m;
+	int             mc;
+
+	bfa_ioc_msgget(ioc, &m);
+
+	/**
+	 * Treat IOC message class as special.
+	 */
+	mc = m.mh.msg_class;
+	if (mc == BFI_MC_IOC) {
+		bfa_ioc_isr(ioc, &m);
+		return;
+	}
+
+	if ((mc > BFI_MC_MAX) || (mod->mbhdlr[mc].cbfn == NULL))
+		return;
+
+	mod->mbhdlr[mc].cbfn(mod->mbhdlr[mc].cbarg, &m);
+}
+
+void
+bfa_ioc_error_isr(struct bfa_ioc_s *ioc)
+{
+	bfa_fsm_send_event(ioc, IOC_E_HWERROR);
+}
+
+#ifndef BFA_BIOS_BUILD
+
+/**
+ * return true if IOC is disabled
+ */
+bfa_boolean_t
+bfa_ioc_is_disabled(struct bfa_ioc_s *ioc)
+{
+	return (bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabling)
+		|| bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled));
+}
+
+/**
+ * return true if IOC firmware is different.
+ */
+bfa_boolean_t
+bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc)
+{
+	return (bfa_fsm_cmp_state(ioc, bfa_ioc_sm_reset)
+		|| bfa_fsm_cmp_state(ioc, bfa_ioc_sm_fwcheck)
+		|| bfa_fsm_cmp_state(ioc, bfa_ioc_sm_mismatch));
+}
+
+#define bfa_ioc_state_disabled(__sm)		\
+	(((__sm) == BFI_IOC_UNINIT) ||		\
+	 ((__sm) == BFI_IOC_INITING) ||		\
+	 ((__sm) == BFI_IOC_HWINIT) ||		\
+	 ((__sm) == BFI_IOC_DISABLED) ||	\
+	 ((__sm) == BFI_IOC_HBFAIL) ||		\
+	 ((__sm) == BFI_IOC_CFG_DISABLED))
+
+/**
+ * Check if adapter is disabled -- both IOCs should be in a disabled
+ * state.
+ */
+bfa_boolean_t
+bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc)
+{
+	u32        ioc_state;
+	bfa_os_addr_t   rb = ioc->pcidev.pci_bar_kva;
+
+	if (!bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled))
+		return BFA_FALSE;
+
+	ioc_state = bfa_reg_read(rb + BFA_IOC0_STATE_REG);
+	if (!bfa_ioc_state_disabled(ioc_state))
+		return BFA_FALSE;
+
+	ioc_state = bfa_reg_read(rb + BFA_IOC1_STATE_REG);
+	if (!bfa_ioc_state_disabled(ioc_state))
+		return BFA_FALSE;
+
+	return BFA_TRUE;
+}
+
+/**
+ * Add to IOC heartbeat failure notification queue. To be used by common
+ * modules such as
+ */
+void
+bfa_ioc_hbfail_register(struct bfa_ioc_s *ioc,
+			struct bfa_ioc_hbfail_notify_s *notify)
+{
+	list_add_tail(&notify->qe, &ioc->hb_notify_q);
+}
+
+#define BFA_MFG_NAME "Brocade"
+void
+bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc,
+			 struct bfa_adapter_attr_s *ad_attr)
+{
+	struct bfi_ioc_attr_s *ioc_attr;
+	char            model[BFA_ADAPTER_MODEL_NAME_LEN];
+
+	ioc_attr = ioc->attr;
+	bfa_os_memcpy((void *)&ad_attr->serial_num,
+		      (void *)ioc_attr->brcd_serialnum,
+		      BFA_ADAPTER_SERIAL_NUM_LEN);
+
+	bfa_os_memcpy(&ad_attr->fw_ver, ioc_attr->fw_version, BFA_VERSION_LEN);
+	bfa_os_memcpy(&ad_attr->optrom_ver, ioc_attr->optrom_version,
+		      BFA_VERSION_LEN);
+	bfa_os_memcpy(&ad_attr->manufacturer, BFA_MFG_NAME,
+		      BFA_ADAPTER_MFG_NAME_LEN);
+	bfa_os_memcpy(&ad_attr->vpd, &ioc_attr->vpd,
+		      sizeof(struct bfa_mfg_vpd_s));
+
+	ad_attr->nports = BFI_ADAPTER_GETP(NPORTS, ioc_attr->adapter_prop);
+	ad_attr->max_speed = BFI_ADAPTER_GETP(SPEED, ioc_attr->adapter_prop);
+
+	/**
+	 * model name
+	 */
+	if (BFI_ADAPTER_GETP(SPEED, ioc_attr->adapter_prop) == 10) {
+		strcpy(model, "BR-10?0");
+		model[5] = '0' + ad_attr->nports;
+	} else {
+		strcpy(model, "Brocade-??5");
+		model[8] =
+			'0' + BFI_ADAPTER_GETP(SPEED, ioc_attr->adapter_prop);
+		model[9] = '0' + ad_attr->nports;
+	}
+
+	if (BFI_ADAPTER_IS_SPECIAL(ioc_attr->adapter_prop))
+		ad_attr->prototype = 1;
+	else
+		ad_attr->prototype = 0;
+
+	bfa_os_memcpy(&ad_attr->model, model, BFA_ADAPTER_MODEL_NAME_LEN);
+	bfa_os_memcpy(&ad_attr->model_descr, &ad_attr->model,
+		      BFA_ADAPTER_MODEL_NAME_LEN);
+
+	ad_attr->pwwn = bfa_ioc_get_pwwn(ioc);
+	ad_attr->mac = bfa_ioc_get_mac(ioc);
+
+	ad_attr->pcie_gen = ioc_attr->pcie_gen;
+	ad_attr->pcie_lanes = ioc_attr->pcie_lanes;
+	ad_attr->pcie_lanes_orig = ioc_attr->pcie_lanes_orig;
+	ad_attr->asic_rev = ioc_attr->asic_rev;
+	ad_attr->hw_ver[0] = 'R';
+	ad_attr->hw_ver[1] = 'e';
+	ad_attr->hw_ver[2] = 'v';
+	ad_attr->hw_ver[3] = '-';
+	ad_attr->hw_ver[4] = ioc_attr->asic_rev;
+	ad_attr->hw_ver[5] = '\0';
+
+	ad_attr->cna_capable = ioc->cna;
+}
+
+void
+bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr)
+{
+	bfa_os_memset((void *)ioc_attr, 0, sizeof(struct bfa_ioc_attr_s));
+
+	ioc_attr->state = bfa_sm_to_state(ioc_sm_table, ioc->fsm);
+	ioc_attr->port_id = ioc->port_id;
+
+	if (!ioc->ctdev)
+		ioc_attr->ioc_type = BFA_IOC_TYPE_FC;
+	else if (ioc->ioc_mc == BFI_MC_IOCFC)
+		ioc_attr->ioc_type = BFA_IOC_TYPE_FCoE;
+	else if (ioc->ioc_mc == BFI_MC_LL)
+		ioc_attr->ioc_type = BFA_IOC_TYPE_LL;
+
+	bfa_ioc_get_adapter_attr(ioc, &ioc_attr->adapter_attr);
+
+	ioc_attr->pci_attr.device_id = ioc->pcidev.device_id;
+	ioc_attr->pci_attr.pcifn = ioc->pcidev.pci_func;
+	ioc_attr->pci_attr.chip_rev[0] = 'R';
+	ioc_attr->pci_attr.chip_rev[1] = 'e';
+	ioc_attr->pci_attr.chip_rev[2] = 'v';
+	ioc_attr->pci_attr.chip_rev[3] = '-';
+	ioc_attr->pci_attr.chip_rev[4] = ioc_attr->adapter_attr.asic_rev;
+	ioc_attr->pci_attr.chip_rev[5] = '\0';
+}
+
+/**
+ *  hal_wwn_public
+ */
+wwn_t
+bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc)
+{
+	union {
+		wwn_t           wwn;
+		u8         byte[sizeof(wwn_t)];
+	}
+	w;
+
+	w.wwn = ioc->attr->mfg_wwn;
+
+	if (bfa_ioc_portid(ioc) == 1)
+		w.byte[7]++;
+
+	return w.wwn;
+}
+
+wwn_t
+bfa_ioc_get_nwwn(struct bfa_ioc_s *ioc)
+{
+	union {
+		wwn_t           wwn;
+		u8         byte[sizeof(wwn_t)];
+	}
+	w;
+
+	w.wwn = ioc->attr->mfg_wwn;
+
+	if (bfa_ioc_portid(ioc) == 1)
+		w.byte[7]++;
+
+	w.byte[0] = 0x20;
+
+	return w.wwn;
+}
+
+wwn_t
+bfa_ioc_get_wwn_naa5(struct bfa_ioc_s *ioc, u16 inst)
+{
+	union {
+		wwn_t           wwn;
+		u8         byte[sizeof(wwn_t)];
+	}
+	w              , w5;
+
+	bfa_trc(ioc, inst);
+
+	w.wwn = ioc->attr->mfg_wwn;
+	w5.byte[0] = 0x50 | w.byte[2] >> 4;
+	w5.byte[1] = w.byte[2] << 4 | w.byte[3] >> 4;
+	w5.byte[2] = w.byte[3] << 4 | w.byte[4] >> 4;
+	w5.byte[3] = w.byte[4] << 4 | w.byte[5] >> 4;
+	w5.byte[4] = w.byte[5] << 4 | w.byte[6] >> 4;
+	w5.byte[5] = w.byte[6] << 4 | w.byte[7] >> 4;
+	w5.byte[6] = w.byte[7] << 4 | (inst & 0x0f00) >> 8;
+	w5.byte[7] = (inst & 0xff);
+
+	return w5.wwn;
+}
+
+u64
+bfa_ioc_get_adid(struct bfa_ioc_s *ioc)
+{
+	return ioc->attr->mfg_wwn;
+}
+
+mac_t
+bfa_ioc_get_mac(struct bfa_ioc_s *ioc)
+{
+	mac_t           mac;
+
+	mac = ioc->attr->mfg_mac;
+	mac.mac[MAC_ADDRLEN - 1] += bfa_ioc_pcifn(ioc);
+
+	return mac;
+}
+
+void
+bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc)
+{
+	ioc->fcmode = BFA_TRUE;
+	ioc->port_id = bfa_ioc_pcifn(ioc);
+}
+
+bfa_boolean_t
+bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc)
+{
+	return ioc->fcmode || (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_CT);
+}
+
+/**
+ * Return true if interrupt should be claimed.
+ */
+bfa_boolean_t
+bfa_ioc_intx_claim(struct bfa_ioc_s *ioc)
+{
+	u32        isr, msk;
+
+	/**
+	 * Always claim if not catapult.
+	 */
+	if (!ioc->ctdev)
+		return BFA_TRUE;
+
+	/**
+	 * FALSE if next device is claiming interrupt.
+	 * TRUE if next device is not interrupting or not present.
+	 */
+	msk = bfa_reg_read(ioc->ioc_regs.shirq_msk_next);
+	isr = bfa_reg_read(ioc->ioc_regs.shirq_isr_next);
+	return !(isr & ~msk);
+}
+
+/**
+ * Send AEN notification
+ */
+static void
+bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = ioc->logm;
+	s32         inst_num = 0;
+	struct bfa_ioc_attr_s ioc_attr;
+
+	switch (event) {
+	case BFA_IOC_AEN_HBGOOD:
+		bfa_log(logmod, BFA_AEN_IOC_HBGOOD, inst_num);
+		break;
+	case BFA_IOC_AEN_HBFAIL:
+		bfa_log(logmod, BFA_AEN_IOC_HBFAIL, inst_num);
+		break;
+	case BFA_IOC_AEN_ENABLE:
+		bfa_log(logmod, BFA_AEN_IOC_ENABLE, inst_num);
+		break;
+	case BFA_IOC_AEN_DISABLE:
+		bfa_log(logmod, BFA_AEN_IOC_DISABLE, inst_num);
+		break;
+	case BFA_IOC_AEN_FWMISMATCH:
+		bfa_log(logmod, BFA_AEN_IOC_FWMISMATCH, inst_num);
+		break;
+	default:
+		break;
+	}
+
+	memset(&aen_data.ioc.pwwn, 0, sizeof(aen_data.ioc.pwwn));
+	memset(&aen_data.ioc.mac, 0, sizeof(aen_data.ioc.mac));
+	bfa_ioc_get_attr(ioc, &ioc_attr);
+	switch (ioc_attr.ioc_type) {
+	case BFA_IOC_TYPE_FC:
+		aen_data.ioc.pwwn = bfa_ioc_get_pwwn(ioc);
+		break;
+	case BFA_IOC_TYPE_FCoE:
+		aen_data.ioc.pwwn = bfa_ioc_get_pwwn(ioc);
+		aen_data.ioc.mac = bfa_ioc_get_mac(ioc);
+		break;
+	case BFA_IOC_TYPE_LL:
+		aen_data.ioc.mac = bfa_ioc_get_mac(ioc);
+		break;
+	default:
+		bfa_assert(ioc_attr.ioc_type == BFA_IOC_TYPE_FC);
+		break;
+	}
+	aen_data.ioc.ioc_type = ioc_attr.ioc_type;
+}
+
+/**
+ * Retrieve saved firmware trace from a prior IOC failure.
+ */
+bfa_status_t
+bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata, int *trclen)
+{
+	int             tlen;
+
+	if (ioc->dbg_fwsave_len == 0)
+		return BFA_STATUS_ENOFSAVE;
+
+	tlen = *trclen;
+	if (tlen > ioc->dbg_fwsave_len)
+		tlen = ioc->dbg_fwsave_len;
+
+	bfa_os_memcpy(trcdata, ioc->dbg_fwsave, tlen);
+	*trclen = tlen;
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Retrieve saved firmware trace from a prior IOC failure.
+ */
+bfa_status_t
+bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen)
+{
+	u32        pgnum;
+	u32        loff = BFA_DBG_FWTRC_OFF(bfa_ioc_portid(ioc));
+	int             i, tlen;
+	u32       *tbuf = trcdata, r32;
+
+	bfa_trc(ioc, *trclen);
+
+	pgnum = bfa_ioc_smem_pgnum(ioc, loff);
+	loff = bfa_ioc_smem_pgoff(ioc, loff);
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+
+	tlen = *trclen;
+	if (tlen > BFA_DBG_FWTRC_LEN)
+		tlen = BFA_DBG_FWTRC_LEN;
+	tlen /= sizeof(u32);
+
+	bfa_trc(ioc, tlen);
+
+	for (i = 0; i < tlen; i++) {
+		r32 = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff);
+		tbuf[i] = bfa_os_ntohl(r32);
+		loff += sizeof(u32);
+
+		/**
+		 * handle page offset wrap around
+		 */
+		loff = PSS_SMEM_PGOFF(loff);
+		if (loff == 0) {
+			pgnum++;
+			bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+		}
+	}
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn,
+		      bfa_ioc_smem_pgnum(ioc, 0));
+	bfa_trc(ioc, pgnum);
+
+	*trclen = tlen * sizeof(u32);
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Save firmware trace if configured.
+ */
+static void
+bfa_ioc_debug_save(struct bfa_ioc_s *ioc)
+{
+	int             tlen;
+
+	if (ioc->dbg_fwsave_len) {
+		tlen = ioc->dbg_fwsave_len;
+		bfa_ioc_debug_fwtrc(ioc, ioc->dbg_fwsave, &tlen);
+	}
+}
+
+/**
+ * Firmware failure detected. Start recovery actions.
+ */
+static void
+bfa_ioc_recover(struct bfa_ioc_s *ioc)
+{
+	if (ioc->dbg_fwsave_once) {
+		ioc->dbg_fwsave_once = BFA_FALSE;
+		bfa_ioc_debug_save(ioc);
+	}
+
+	bfa_ioc_stats(ioc, ioc_hbfails);
+	bfa_fsm_send_event(ioc, IOC_E_HBFAIL);
+}
+
+#else
+
+static void
+bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event)
+{
+}
+
+static void
+bfa_ioc_recover(struct bfa_ioc_s *ioc)
+{
+	bfa_assert(0);
+}
+
+#endif
+
+

drivers/scsi/bfa/bfa_ioc.h

@@ -0,0 +1,259 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_IOC_H__
+#define __BFA_IOC_H__
+
+#include <cs/bfa_sm.h>
+#include <bfi/bfi.h>
+#include <bfi/bfi_ioc.h>
+#include <bfi/bfi_boot.h>
+#include <bfa_timer.h>
+
+/**
+ * PCI device information required by IOC
+ */
+struct bfa_pcidev_s {
+	int             pci_slot;
+	u8         pci_func;
+	u16	device_id;
+	bfa_os_addr_t   pci_bar_kva;
+};
+
+/**
+ * Structure used to remember the DMA-able memory block's KVA and Physical
+ * Address
+ */
+struct bfa_dma_s {
+	void		*kva;	/*! Kernel virtual address	*/
+	u64	pa;	/*! Physical address		*/
+};
+
+#define BFA_DMA_ALIGN_SZ	256
+#define BFA_ROUNDUP(_l, _s)	(((_l) + ((_s) - 1)) & ~((_s) - 1))
+
+
+
+#define bfa_dma_addr_set(dma_addr, pa)	\
+		__bfa_dma_addr_set(&dma_addr, (u64)pa)
+
+static inline void
+__bfa_dma_addr_set(union bfi_addr_u *dma_addr, u64 pa)
+{
+	dma_addr->a32.addr_lo = (u32) pa;
+	dma_addr->a32.addr_hi = (u32) (bfa_os_u32(pa));
+}
+
+
+#define bfa_dma_be_addr_set(dma_addr, pa)	\
+		__bfa_dma_be_addr_set(&dma_addr, (u64)pa)
+static inline void
+__bfa_dma_be_addr_set(union bfi_addr_u *dma_addr, u64 pa)
+{
+	dma_addr->a32.addr_lo = (u32) bfa_os_htonl(pa);
+	dma_addr->a32.addr_hi = (u32) bfa_os_htonl(bfa_os_u32(pa));
+}
+
+struct bfa_ioc_regs_s {
+	bfa_os_addr_t   hfn_mbox_cmd;
+	bfa_os_addr_t   hfn_mbox;
+	bfa_os_addr_t   lpu_mbox_cmd;
+	bfa_os_addr_t   lpu_mbox;
+	bfa_os_addr_t   pss_ctl_reg;
+	bfa_os_addr_t   app_pll_fast_ctl_reg;
+	bfa_os_addr_t   app_pll_slow_ctl_reg;
+	bfa_os_addr_t   ioc_sem_reg;
+	bfa_os_addr_t   ioc_usage_sem_reg;
+	bfa_os_addr_t   ioc_usage_reg;
+	bfa_os_addr_t   host_page_num_fn;
+	bfa_os_addr_t   heartbeat;
+	bfa_os_addr_t   ioc_fwstate;
+	bfa_os_addr_t   ll_halt;
+	bfa_os_addr_t   shirq_isr_next;
+	bfa_os_addr_t   shirq_msk_next;
+	bfa_os_addr_t   smem_page_start;
+	u32	smem_pg0;
+};
+
+#define bfa_reg_read(_raddr)	bfa_os_reg_read(_raddr)
+#define bfa_reg_write(_raddr, _val)	bfa_os_reg_write(_raddr, _val)
+#define bfa_mem_read(_raddr, _off)	bfa_os_mem_read(_raddr, _off)
+#define bfa_mem_write(_raddr, _off, _val)	\
+					bfa_os_mem_write(_raddr, _off, _val)
+/**
+ * IOC Mailbox structures
+ */
+struct bfa_mbox_cmd_s {
+	struct list_head		qe;
+	u32	msg[BFI_IOC_MSGSZ];
+};
+
+/**
+ * IOC mailbox module
+ */
+typedef void (*bfa_ioc_mbox_mcfunc_t)(void *cbarg, struct bfi_mbmsg_s *m);
+struct bfa_ioc_mbox_mod_s {
+	struct list_head	cmd_q;		/*  pending mbox queue	*/
+	int		nmclass;	/*  number of handlers */
+	struct {
+		bfa_ioc_mbox_mcfunc_t	cbfn;	/*  message handlers	*/
+		void			*cbarg;
+	} mbhdlr[BFI_MC_MAX];
+};
+
+/**
+ * IOC callback function interfaces
+ */
+typedef void (*bfa_ioc_enable_cbfn_t)(void *bfa, enum bfa_status status);
+typedef void (*bfa_ioc_disable_cbfn_t)(void *bfa);
+typedef void (*bfa_ioc_hbfail_cbfn_t)(void *bfa);
+typedef void (*bfa_ioc_reset_cbfn_t)(void *bfa);
+struct bfa_ioc_cbfn_s {
+	bfa_ioc_enable_cbfn_t	enable_cbfn;
+	bfa_ioc_disable_cbfn_t	disable_cbfn;
+	bfa_ioc_hbfail_cbfn_t	hbfail_cbfn;
+	bfa_ioc_reset_cbfn_t	reset_cbfn;
+};
+
+/**
+ * Heartbeat failure notification queue element.
+ */
+struct bfa_ioc_hbfail_notify_s {
+	struct list_head		qe;
+	bfa_ioc_hbfail_cbfn_t	cbfn;
+	void			*cbarg;
+};
+
+/**
+ * Initialize a heartbeat failure notification structure
+ */
+#define bfa_ioc_hbfail_init(__notify, __cbfn, __cbarg) do {	\
+	(__notify)->cbfn = (__cbfn);      \
+	(__notify)->cbarg = (__cbarg);      \
+} while (0)
+
+struct bfa_ioc_s {
+	bfa_fsm_t		fsm;
+	struct bfa_s		*bfa;
+	struct bfa_pcidev_s	pcidev;
+	struct bfa_timer_mod_s 	*timer_mod;
+	struct bfa_timer_s 	ioc_timer;
+	struct bfa_timer_s 	sem_timer;
+	u32		hb_count;
+	u32		hb_fail;
+	u32		retry_count;
+	struct list_head		hb_notify_q;
+	void			*dbg_fwsave;
+	int			dbg_fwsave_len;
+	bfa_boolean_t		dbg_fwsave_once;
+	enum bfi_mclass		ioc_mc;
+	struct bfa_ioc_regs_s 	ioc_regs;
+	struct bfa_trc_mod_s	*trcmod;
+	struct bfa_aen_s	*aen;
+	struct bfa_log_mod_s	*logm;
+	struct bfa_ioc_drv_stats_s	stats;
+	bfa_boolean_t		auto_recover;
+	bfa_boolean_t		fcmode;
+	bfa_boolean_t		ctdev;
+	bfa_boolean_t		cna;
+	bfa_boolean_t		pllinit;
+	u8			port_id;
+
+	struct bfa_dma_s	attr_dma;
+	struct bfi_ioc_attr_s	*attr;
+	struct bfa_ioc_cbfn_s	*cbfn;
+	struct bfa_ioc_mbox_mod_s mbox_mod;
+};
+
+#define bfa_ioc_pcifn(__ioc)		(__ioc)->pcidev.pci_func
+#define bfa_ioc_devid(__ioc)		(__ioc)->pcidev.device_id
+#define bfa_ioc_bar0(__ioc)		(__ioc)->pcidev.pci_bar_kva
+#define bfa_ioc_portid(__ioc)		((__ioc)->port_id)
+#define bfa_ioc_fetch_stats(__ioc, __stats) \
+		((__stats)->drv_stats) = (__ioc)->stats
+#define bfa_ioc_clr_stats(__ioc)	\
+		bfa_os_memset(&(__ioc)->stats, 0, sizeof((__ioc)->stats))
+#define bfa_ioc_maxfrsize(__ioc)	(__ioc)->attr->maxfrsize
+#define bfa_ioc_rx_bbcredit(__ioc)	(__ioc)->attr->rx_bbcredit
+#define bfa_ioc_speed_sup(__ioc)	\
+	BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop)
+
+/**
+ * IOC mailbox interface
+ */
+void bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd);
+void bfa_ioc_mbox_register(struct bfa_ioc_s *ioc,
+		bfa_ioc_mbox_mcfunc_t *mcfuncs);
+void bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc);
+void bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len);
+void bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg);
+void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc,
+		bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg);
+
+/**
+ * IOC interfaces
+ */
+void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa,
+		struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod,
+		struct bfa_trc_mod_s *trcmod,
+		struct bfa_aen_s *aen, struct bfa_log_mod_s *logm);
+void bfa_ioc_detach(struct bfa_ioc_s *ioc);
+void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev,
+		enum bfi_mclass mc);
+u32 bfa_ioc_meminfo(void);
+void bfa_ioc_mem_claim(struct bfa_ioc_s *ioc,  u8 *dm_kva, u64 dm_pa);
+void bfa_ioc_enable(struct bfa_ioc_s *ioc);
+void bfa_ioc_disable(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_intx_claim(struct bfa_ioc_s *ioc);
+
+void bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param);
+void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *msg);
+void bfa_ioc_error_isr(struct bfa_ioc_s *ioc);
+void bfa_ioc_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t intx);
+bfa_status_t bfa_ioc_pll_init(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc);
+void bfa_ioc_cfg_complete(struct bfa_ioc_s *ioc);
+void bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr);
+void bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc,
+		struct bfa_adapter_attr_s *ad_attr);
+int bfa_ioc_debug_trcsz(bfa_boolean_t auto_recover);
+void bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave);
+bfa_status_t bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata,
+		int *trclen);
+bfa_status_t bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata,
+				 int *trclen);
+u32 bfa_ioc_smem_pgnum(struct bfa_ioc_s *ioc, u32 fmaddr);
+u32 bfa_ioc_smem_pgoff(struct bfa_ioc_s *ioc, u32 fmaddr);
+void bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc);
+void bfa_ioc_hbfail_register(struct bfa_ioc_s *ioc,
+	struct bfa_ioc_hbfail_notify_s *notify);
+
+/*
+ * bfa mfg wwn API functions
+ */
+wwn_t bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc);
+wwn_t bfa_ioc_get_nwwn(struct bfa_ioc_s *ioc);
+wwn_t bfa_ioc_get_wwn_naa5(struct bfa_ioc_s *ioc, u16 inst);
+mac_t bfa_ioc_get_mac(struct bfa_ioc_s *ioc);
+u64 bfa_ioc_get_adid(struct bfa_ioc_s *ioc);
+
+#endif /* __BFA_IOC_H__ */
+

drivers/scsi/bfa/bfa_iocfc.c

@@ -0,0 +1,872 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <cs/bfa_debug.h>
+#include <bfa_priv.h>
+#include <log/bfa_log_hal.h>
+#include <bfi/bfi_boot.h>
+#include <bfi/bfi_cbreg.h>
+#include <aen/bfa_aen_ioc.h>
+#include <defs/bfa_defs_iocfc.h>
+#include <defs/bfa_defs_pci.h>
+#include "bfa_callback_priv.h"
+#include "bfad_drv.h"
+
+BFA_TRC_FILE(HAL, IOCFC);
+
+/**
+ * IOC local definitions
+ */
+#define BFA_IOCFC_TOV		5000	/* msecs */
+
+enum {
+	BFA_IOCFC_ACT_NONE	= 0,
+	BFA_IOCFC_ACT_INIT	= 1,
+	BFA_IOCFC_ACT_STOP	= 2,
+	BFA_IOCFC_ACT_DISABLE	= 3,
+};
+
+/*
+ * forward declarations
+ */
+static void bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status);
+static void bfa_iocfc_disable_cbfn(void *bfa_arg);
+static void bfa_iocfc_hbfail_cbfn(void *bfa_arg);
+static void bfa_iocfc_reset_cbfn(void *bfa_arg);
+static void bfa_iocfc_stats_clear(void *bfa_arg);
+static void bfa_iocfc_stats_swap(struct bfa_fw_stats_s *d,
+			struct bfa_fw_stats_s *s);
+static void bfa_iocfc_stats_clr_cb(void *bfa_arg, bfa_boolean_t complete);
+static void bfa_iocfc_stats_clr_timeout(void *bfa_arg);
+static void bfa_iocfc_stats_cb(void *bfa_arg, bfa_boolean_t complete);
+static void bfa_iocfc_stats_timeout(void *bfa_arg);
+
+static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn;
+
+/**
+ *  bfa_ioc_pvt BFA IOC private functions
+ */
+
+static void
+bfa_iocfc_cqs_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len)
+{
+	int             i, per_reqq_sz, per_rspq_sz;
+
+	per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
+							BFA_DMA_ALIGN_SZ);
+	per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
+							BFA_DMA_ALIGN_SZ);
+
+	/*
+	 * Calculate CQ size
+	 */
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+		*dm_len = *dm_len + per_reqq_sz;
+		*dm_len = *dm_len + per_rspq_sz;
+	}
+
+	/*
+	 * Calculate Shadow CI/PI size
+	 */
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++)
+		*dm_len += (2 * BFA_CACHELINE_SZ);
+}
+
+static void
+bfa_iocfc_fw_cfg_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len)
+{
+	*dm_len +=
+		BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
+	*dm_len +=
+		BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
+			    BFA_CACHELINE_SZ);
+	*dm_len += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
+}
+
+/**
+ * Use the Mailbox interface to send BFI_IOCFC_H2I_CFG_REQ
+ */
+static void
+bfa_iocfc_send_cfg(void *bfa_arg)
+{
+	struct bfa_s *bfa = bfa_arg;
+	struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+	struct bfi_iocfc_cfg_req_s cfg_req;
+	struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo;
+	struct bfa_iocfc_cfg_s  *cfg = &iocfc->cfg;
+	int             i;
+
+	bfa_assert(cfg->fwcfg.num_cqs <= BFI_IOC_MAX_CQS);
+	bfa_trc(bfa, cfg->fwcfg.num_cqs);
+
+	iocfc->cfgdone = BFA_FALSE;
+	bfa_iocfc_reset_queues(bfa);
+
+	/**
+	 * initialize IOC configuration info
+	 */
+	cfg_info->endian_sig = BFI_IOC_ENDIAN_SIG;
+	cfg_info->num_cqs = cfg->fwcfg.num_cqs;
+
+	bfa_dma_be_addr_set(cfg_info->cfgrsp_addr, iocfc->cfgrsp_dma.pa);
+	bfa_dma_be_addr_set(cfg_info->stats_addr, iocfc->stats_pa);
+
+	/**
+	 * dma map REQ and RSP circular queues and shadow pointers
+	 */
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+		bfa_dma_be_addr_set(cfg_info->req_cq_ba[i],
+				       iocfc->req_cq_ba[i].pa);
+		bfa_dma_be_addr_set(cfg_info->req_shadow_ci[i],
+				       iocfc->req_cq_shadow_ci[i].pa);
+		cfg_info->req_cq_elems[i] =
+			bfa_os_htons(cfg->drvcfg.num_reqq_elems);
+
+		bfa_dma_be_addr_set(cfg_info->rsp_cq_ba[i],
+				       iocfc->rsp_cq_ba[i].pa);
+		bfa_dma_be_addr_set(cfg_info->rsp_shadow_pi[i],
+				       iocfc->rsp_cq_shadow_pi[i].pa);
+		cfg_info->rsp_cq_elems[i] =
+			bfa_os_htons(cfg->drvcfg.num_rspq_elems);
+	}
+
+	/**
+	 * dma map IOC configuration itself
+	 */
+	bfi_h2i_set(cfg_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CFG_REQ,
+			bfa_lpuid(bfa));
+	bfa_dma_be_addr_set(cfg_req.ioc_cfg_dma_addr, iocfc->cfg_info.pa);
+
+	bfa_ioc_mbox_send(&bfa->ioc, &cfg_req,
+			sizeof(struct bfi_iocfc_cfg_req_s));
+}
+
+static void
+bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		    struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	bfa->bfad = bfad;
+	iocfc->bfa = bfa;
+	iocfc->action = BFA_IOCFC_ACT_NONE;
+
+	bfa_os_assign(iocfc->cfg, *cfg);
+
+	/**
+	 * Initialize chip specific handlers.
+	 */
+	if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT) {
+		iocfc->hwif.hw_reginit = bfa_hwct_reginit;
+		iocfc->hwif.hw_rspq_ack = bfa_hwct_rspq_ack;
+		iocfc->hwif.hw_msix_init = bfa_hwct_msix_init;
+		iocfc->hwif.hw_msix_install = bfa_hwct_msix_install;
+		iocfc->hwif.hw_msix_uninstall = bfa_hwct_msix_uninstall;
+		iocfc->hwif.hw_isr_mode_set = bfa_hwct_isr_mode_set;
+		iocfc->hwif.hw_msix_getvecs = bfa_hwct_msix_getvecs;
+	} else {
+		iocfc->hwif.hw_reginit = bfa_hwcb_reginit;
+		iocfc->hwif.hw_rspq_ack = bfa_hwcb_rspq_ack;
+		iocfc->hwif.hw_msix_init = bfa_hwcb_msix_init;
+		iocfc->hwif.hw_msix_install = bfa_hwcb_msix_install;
+		iocfc->hwif.hw_msix_uninstall = bfa_hwcb_msix_uninstall;
+		iocfc->hwif.hw_isr_mode_set = bfa_hwcb_isr_mode_set;
+		iocfc->hwif.hw_msix_getvecs = bfa_hwcb_msix_getvecs;
+	}
+
+	iocfc->hwif.hw_reginit(bfa);
+	bfa->msix.nvecs = 0;
+}
+
+static void
+bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg,
+		      struct bfa_meminfo_s *meminfo)
+{
+	u8        *dm_kva;
+	u64        dm_pa;
+	int             i, per_reqq_sz, per_rspq_sz;
+	struct bfa_iocfc_s  *iocfc = &bfa->iocfc;
+	int		dbgsz;
+
+	dm_kva = bfa_meminfo_dma_virt(meminfo);
+	dm_pa = bfa_meminfo_dma_phys(meminfo);
+
+	/*
+	 * First allocate dma memory for IOC.
+	 */
+	bfa_ioc_mem_claim(&bfa->ioc, dm_kva, dm_pa);
+	dm_kva += bfa_ioc_meminfo();
+	dm_pa  += bfa_ioc_meminfo();
+
+	/*
+	 * Claim DMA-able memory for the request/response queues and for shadow
+	 * ci/pi registers
+	 */
+	per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
+							BFA_DMA_ALIGN_SZ);
+	per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
+							BFA_DMA_ALIGN_SZ);
+
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+		iocfc->req_cq_ba[i].kva = dm_kva;
+		iocfc->req_cq_ba[i].pa = dm_pa;
+		bfa_os_memset(dm_kva, 0, per_reqq_sz);
+		dm_kva += per_reqq_sz;
+		dm_pa += per_reqq_sz;
+
+		iocfc->rsp_cq_ba[i].kva = dm_kva;
+		iocfc->rsp_cq_ba[i].pa = dm_pa;
+		bfa_os_memset(dm_kva, 0, per_rspq_sz);
+		dm_kva += per_rspq_sz;
+		dm_pa += per_rspq_sz;
+	}
+
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+		iocfc->req_cq_shadow_ci[i].kva = dm_kva;
+		iocfc->req_cq_shadow_ci[i].pa = dm_pa;
+		dm_kva += BFA_CACHELINE_SZ;
+		dm_pa += BFA_CACHELINE_SZ;
+
+		iocfc->rsp_cq_shadow_pi[i].kva = dm_kva;
+		iocfc->rsp_cq_shadow_pi[i].pa = dm_pa;
+		dm_kva += BFA_CACHELINE_SZ;
+		dm_pa += BFA_CACHELINE_SZ;
+	}
+
+	/*
+	 * Claim DMA-able memory for the config info page
+	 */
+	bfa->iocfc.cfg_info.kva = dm_kva;
+	bfa->iocfc.cfg_info.pa = dm_pa;
+	bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva;
+	dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
+	dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
+
+	/*
+	 * Claim DMA-able memory for the config response
+	 */
+	bfa->iocfc.cfgrsp_dma.kva = dm_kva;
+	bfa->iocfc.cfgrsp_dma.pa = dm_pa;
+	bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva;
+
+	dm_kva +=
+		BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
+			    BFA_CACHELINE_SZ);
+	dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
+			     BFA_CACHELINE_SZ);
+
+	/*
+	 * Claim DMA-able memory for iocfc stats
+	 */
+	bfa->iocfc.stats_kva = dm_kva;
+	bfa->iocfc.stats_pa = dm_pa;
+	bfa->iocfc.fw_stats = (struct bfa_fw_stats_s *) dm_kva;
+	dm_kva += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
+	dm_pa += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
+
+	bfa_meminfo_dma_virt(meminfo) = dm_kva;
+	bfa_meminfo_dma_phys(meminfo) = dm_pa;
+
+	dbgsz = bfa_ioc_debug_trcsz(bfa_auto_recover);
+	if (dbgsz > 0) {
+		bfa_ioc_debug_memclaim(&bfa->ioc, bfa_meminfo_kva(meminfo));
+		bfa_meminfo_kva(meminfo) += dbgsz;
+	}
+}
+
+/**
+ * BFA submodules initialization completion notification.
+ */
+static void
+bfa_iocfc_initdone_submod(struct bfa_s *bfa)
+{
+	int             i;
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->initdone(bfa);
+}
+
+/**
+ * Start BFA submodules.
+ */
+static void
+bfa_iocfc_start_submod(struct bfa_s *bfa)
+{
+	int             i;
+
+	bfa->rme_process = BFA_TRUE;
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->start(bfa);
+}
+
+/**
+ * Disable BFA submodules.
+ */
+static void
+bfa_iocfc_disable_submod(struct bfa_s *bfa)
+{
+	int             i;
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->iocdisable(bfa);
+}
+
+static void
+bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	if (complete) {
+		if (bfa->iocfc.cfgdone)
+			bfa_cb_init(bfa->bfad, BFA_STATUS_OK);
+		else
+			bfa_cb_init(bfa->bfad, BFA_STATUS_FAILED);
+	} else
+		bfa->iocfc.action = BFA_IOCFC_ACT_NONE;
+}
+
+static void
+bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl)
+{
+	struct bfa_s  *bfa = bfa_arg;
+	struct bfad_s *bfad = bfa->bfad;
+
+	if (compl)
+		complete(&bfad->comp);
+
+	else
+		bfa->iocfc.action = BFA_IOCFC_ACT_NONE;
+}
+
+static void
+bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl)
+{
+	struct bfa_s  *bfa = bfa_arg;
+	struct bfad_s *bfad = bfa->bfad;
+
+	if (compl)
+		complete(&bfad->disable_comp);
+}
+
+/**
+ * Update BFA configuration from firmware configuration.
+ */
+static void
+bfa_iocfc_cfgrsp(struct bfa_s *bfa)
+{
+	struct bfa_iocfc_s		*iocfc	 = &bfa->iocfc;
+	struct bfi_iocfc_cfgrsp_s	*cfgrsp  = iocfc->cfgrsp;
+	struct bfa_iocfc_fwcfg_s	*fwcfg   = &cfgrsp->fwcfg;
+	struct bfi_iocfc_cfg_s 		*cfginfo = iocfc->cfginfo;
+
+	fwcfg->num_cqs        = fwcfg->num_cqs;
+	fwcfg->num_ioim_reqs  = bfa_os_ntohs(fwcfg->num_ioim_reqs);
+	fwcfg->num_tskim_reqs = bfa_os_ntohs(fwcfg->num_tskim_reqs);
+	fwcfg->num_fcxp_reqs  = bfa_os_ntohs(fwcfg->num_fcxp_reqs);
+	fwcfg->num_uf_bufs    = bfa_os_ntohs(fwcfg->num_uf_bufs);
+	fwcfg->num_rports     = bfa_os_ntohs(fwcfg->num_rports);
+
+	cfginfo->intr_attr.coalesce = cfgrsp->intr_attr.coalesce;
+	cfginfo->intr_attr.delay    = bfa_os_ntohs(cfgrsp->intr_attr.delay);
+	cfginfo->intr_attr.latency  = bfa_os_ntohs(cfgrsp->intr_attr.latency);
+
+	iocfc->cfgdone = BFA_TRUE;
+
+	/**
+	 * Configuration is complete - initialize/start submodules
+	 */
+	if (iocfc->action == BFA_IOCFC_ACT_INIT)
+		bfa_cb_queue(bfa, &iocfc->init_hcb_qe, bfa_iocfc_init_cb, bfa);
+	else
+		bfa_iocfc_start_submod(bfa);
+}
+
+static void
+bfa_iocfc_stats_clear(void *bfa_arg)
+{
+	struct bfa_s		*bfa = bfa_arg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+	struct bfi_iocfc_stats_req_s stats_req;
+
+	bfa_timer_start(bfa, &iocfc->stats_timer,
+			    bfa_iocfc_stats_clr_timeout, bfa,
+			    BFA_IOCFC_TOV);
+
+	bfi_h2i_set(stats_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CLEAR_STATS_REQ,
+		bfa_lpuid(bfa));
+	bfa_ioc_mbox_send(&bfa->ioc, &stats_req,
+		sizeof(struct bfi_iocfc_stats_req_s));
+}
+
+static void
+bfa_iocfc_stats_swap(struct bfa_fw_stats_s *d, struct bfa_fw_stats_s *s)
+{
+	u32       *dip = (u32 *) d;
+	u32       *sip = (u32 *) s;
+	int             i;
+
+	for (i = 0; i < (sizeof(struct bfa_fw_stats_s) / sizeof(u32)); i++)
+		dip[i] = bfa_os_ntohl(sip[i]);
+}
+
+static void
+bfa_iocfc_stats_clr_cb(void *bfa_arg, bfa_boolean_t complete)
+{
+	struct bfa_s *bfa = bfa_arg;
+	struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+
+	if (complete) {
+		bfa_ioc_clr_stats(&bfa->ioc);
+		iocfc->stats_cbfn(iocfc->stats_cbarg, iocfc->stats_status);
+	} else {
+		iocfc->stats_busy = BFA_FALSE;
+		iocfc->stats_status = BFA_STATUS_OK;
+	}
+}
+
+static void
+bfa_iocfc_stats_clr_timeout(void *bfa_arg)
+{
+	struct bfa_s		*bfa = bfa_arg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	bfa_trc(bfa, 0);
+
+	iocfc->stats_status = BFA_STATUS_ETIMER;
+	bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_clr_cb, bfa);
+}
+
+static void
+bfa_iocfc_stats_cb(void *bfa_arg, bfa_boolean_t complete)
+{
+	struct bfa_s		*bfa = bfa_arg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	if (complete) {
+		if (iocfc->stats_status == BFA_STATUS_OK) {
+			bfa_os_memset(iocfc->stats_ret, 0,
+				sizeof(*iocfc->stats_ret));
+			bfa_iocfc_stats_swap(&iocfc->stats_ret->fw_stats,
+				iocfc->fw_stats);
+		}
+		iocfc->stats_cbfn(iocfc->stats_cbarg, iocfc->stats_status);
+	} else {
+		iocfc->stats_busy = BFA_FALSE;
+		iocfc->stats_status = BFA_STATUS_OK;
+	}
+}
+
+static void
+bfa_iocfc_stats_timeout(void *bfa_arg)
+{
+	struct bfa_s		*bfa = bfa_arg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	bfa_trc(bfa, 0);
+
+	iocfc->stats_status = BFA_STATUS_ETIMER;
+	bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_cb, bfa);
+}
+
+static void
+bfa_iocfc_stats_query(struct bfa_s *bfa)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+	struct bfi_iocfc_stats_req_s stats_req;
+
+	bfa_timer_start(bfa, &iocfc->stats_timer,
+			    bfa_iocfc_stats_timeout, bfa, BFA_IOCFC_TOV);
+
+	bfi_h2i_set(stats_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_GET_STATS_REQ,
+			bfa_lpuid(bfa));
+	bfa_ioc_mbox_send(&bfa->ioc, &stats_req,
+		sizeof(struct bfi_iocfc_stats_req_s));
+}
+
+void
+bfa_iocfc_reset_queues(struct bfa_s *bfa)
+{
+	int             q;
+
+	for (q = 0; q < BFI_IOC_MAX_CQS; q++) {
+		bfa_reqq_ci(bfa, q) = 0;
+		bfa_reqq_pi(bfa, q) = 0;
+		bfa_rspq_ci(bfa, q) = 0;
+		bfa_rspq_pi(bfa, q) = 0;
+	}
+}
+
+/**
+ * IOC enable request is complete
+ */
+static void
+bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	if (status != BFA_STATUS_OK) {
+		bfa_isr_disable(bfa);
+		if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT)
+			bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe,
+				     bfa_iocfc_init_cb, bfa);
+		return;
+	}
+
+	bfa_iocfc_initdone_submod(bfa);
+	bfa_iocfc_send_cfg(bfa);
+}
+
+/**
+ * IOC disable request is complete
+ */
+static void
+bfa_iocfc_disable_cbfn(void *bfa_arg)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	bfa_isr_disable(bfa);
+	bfa_iocfc_disable_submod(bfa);
+
+	if (bfa->iocfc.action == BFA_IOCFC_ACT_STOP)
+		bfa_cb_queue(bfa, &bfa->iocfc.stop_hcb_qe, bfa_iocfc_stop_cb,
+			     bfa);
+	else {
+		bfa_assert(bfa->iocfc.action == BFA_IOCFC_ACT_DISABLE);
+		bfa_cb_queue(bfa, &bfa->iocfc.dis_hcb_qe, bfa_iocfc_disable_cb,
+			     bfa);
+	}
+}
+
+/**
+ * Notify sub-modules of hardware failure.
+ */
+static void
+bfa_iocfc_hbfail_cbfn(void *bfa_arg)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	bfa->rme_process = BFA_FALSE;
+
+	bfa_isr_disable(bfa);
+	bfa_iocfc_disable_submod(bfa);
+
+	if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT)
+		bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, bfa_iocfc_init_cb,
+			     bfa);
+}
+
+/**
+ * Actions on chip-reset completion.
+ */
+static void
+bfa_iocfc_reset_cbfn(void *bfa_arg)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	bfa_iocfc_reset_queues(bfa);
+	bfa_isr_enable(bfa);
+}
+
+
+
+/**
+ *  bfa_ioc_public
+ */
+
+/**
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	/* dma memory for IOC */
+	*dm_len += bfa_ioc_meminfo();
+
+	bfa_iocfc_fw_cfg_sz(cfg, dm_len);
+	bfa_iocfc_cqs_sz(cfg, dm_len);
+	*km_len += bfa_ioc_debug_trcsz(bfa_auto_recover);
+}
+
+/**
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		   struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	int             i;
+
+	bfa_iocfc_cbfn.enable_cbfn = bfa_iocfc_enable_cbfn;
+	bfa_iocfc_cbfn.disable_cbfn = bfa_iocfc_disable_cbfn;
+	bfa_iocfc_cbfn.hbfail_cbfn = bfa_iocfc_hbfail_cbfn;
+	bfa_iocfc_cbfn.reset_cbfn = bfa_iocfc_reset_cbfn;
+
+	bfa_ioc_attach(&bfa->ioc, bfa, &bfa_iocfc_cbfn, &bfa->timer_mod,
+		bfa->trcmod, bfa->aen, bfa->logm);
+	bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_MC_IOCFC);
+	bfa_ioc_mbox_register(&bfa->ioc, bfa_mbox_isrs);
+
+	/**
+	 * Choose FC (ssid: 0x1C) v/s FCoE (ssid: 0x14) mode.
+	 */
+	if (0)
+		bfa_ioc_set_fcmode(&bfa->ioc);
+
+	bfa_iocfc_init_mem(bfa, bfad, cfg, pcidev);
+	bfa_iocfc_mem_claim(bfa, cfg, meminfo);
+	bfa_timer_init(&bfa->timer_mod);
+
+	INIT_LIST_HEAD(&bfa->comp_q);
+	for (i = 0; i < BFI_IOC_MAX_CQS; i++)
+		INIT_LIST_HEAD(&bfa->reqq_waitq[i]);
+}
+
+/**
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_detach(struct bfa_s *bfa)
+{
+	bfa_ioc_detach(&bfa->ioc);
+}
+
+/**
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_init(struct bfa_s *bfa)
+{
+	bfa->iocfc.action = BFA_IOCFC_ACT_INIT;
+	bfa_ioc_enable(&bfa->ioc);
+	bfa_msix_install(bfa);
+}
+
+/**
+ * IOC start called from bfa_start(). Called to start IOC operations
+ * at driver instantiation for this instance.
+ */
+void
+bfa_iocfc_start(struct bfa_s *bfa)
+{
+	if (bfa->iocfc.cfgdone)
+		bfa_iocfc_start_submod(bfa);
+}
+
+/**
+ * IOC stop called from bfa_stop(). Called only when driver is unloaded
+ * for this instance.
+ */
+void
+bfa_iocfc_stop(struct bfa_s *bfa)
+{
+	bfa->iocfc.action = BFA_IOCFC_ACT_STOP;
+
+	bfa->rme_process = BFA_FALSE;
+	bfa_ioc_disable(&bfa->ioc);
+}
+
+void
+bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m)
+{
+	struct bfa_s		*bfa = bfaarg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+	union bfi_iocfc_i2h_msg_u	*msg;
+
+	msg = (union bfi_iocfc_i2h_msg_u *) m;
+	bfa_trc(bfa, msg->mh.msg_id);
+
+	switch (msg->mh.msg_id) {
+	case BFI_IOCFC_I2H_CFG_REPLY:
+		iocfc->cfg_reply = &msg->cfg_reply;
+		bfa_iocfc_cfgrsp(bfa);
+		break;
+
+	case BFI_IOCFC_I2H_GET_STATS_RSP:
+		if (iocfc->stats_busy == BFA_FALSE
+		    || iocfc->stats_status == BFA_STATUS_ETIMER)
+			break;
+
+		bfa_timer_stop(&iocfc->stats_timer);
+		iocfc->stats_status = BFA_STATUS_OK;
+		bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_cb,
+			      bfa);
+		break;
+	case BFI_IOCFC_I2H_CLEAR_STATS_RSP:
+		/*
+		 * check for timer pop before processing the rsp
+		 */
+		if (iocfc->stats_busy == BFA_FALSE
+		    || iocfc->stats_status == BFA_STATUS_ETIMER)
+			break;
+
+		bfa_timer_stop(&iocfc->stats_timer);
+		iocfc->stats_status = BFA_STATUS_OK;
+		bfa_cb_queue(bfa, &iocfc->stats_hcb_qe,
+			      bfa_iocfc_stats_clr_cb, bfa);
+		break;
+	case BFI_IOCFC_I2H_UPDATEQ_RSP:
+		iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK);
+		break;
+	default:
+		bfa_assert(0);
+	}
+}
+
+#ifndef BFA_BIOS_BUILD
+void
+bfa_adapter_get_attr(struct bfa_s *bfa, struct bfa_adapter_attr_s *ad_attr)
+{
+	bfa_ioc_get_adapter_attr(&bfa->ioc, ad_attr);
+}
+
+u64
+bfa_adapter_get_id(struct bfa_s *bfa)
+{
+	return bfa_ioc_get_adid(&bfa->ioc);
+}
+
+void
+bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	attr->intr_attr = iocfc->cfginfo->intr_attr;
+	attr->config	= iocfc->cfg;
+}
+
+bfa_status_t
+bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr)
+{
+	struct bfa_iocfc_s		*iocfc = &bfa->iocfc;
+	struct bfi_iocfc_set_intr_req_s *m;
+
+	iocfc->cfginfo->intr_attr = *attr;
+	if (!bfa_iocfc_is_operational(bfa))
+		return BFA_STATUS_OK;
+
+	m = bfa_reqq_next(bfa, BFA_REQQ_IOC);
+	if (!m)
+		return BFA_STATUS_DEVBUSY;
+
+	bfi_h2i_set(m->mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_SET_INTR_REQ,
+			bfa_lpuid(bfa));
+	m->coalesce = attr->coalesce;
+	m->delay    = bfa_os_htons(attr->delay);
+	m->latency  = bfa_os_htons(attr->latency);
+
+	bfa_trc(bfa, attr->delay);
+	bfa_trc(bfa, attr->latency);
+
+	bfa_reqq_produce(bfa, BFA_REQQ_IOC);
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa)
+{
+	struct bfa_iocfc_s      *iocfc = &bfa->iocfc;
+
+	iocfc->cfginfo->sense_buf_len = (BFI_IOIM_SNSLEN - 1);
+	bfa_dma_be_addr_set(iocfc->cfginfo->ioim_snsbase, snsbase_pa);
+}
+
+bfa_status_t
+bfa_iocfc_get_stats(struct bfa_s *bfa, struct bfa_iocfc_stats_s *stats,
+		      bfa_cb_ioc_t cbfn, void *cbarg)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	if (iocfc->stats_busy) {
+		bfa_trc(bfa, iocfc->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	iocfc->stats_busy = BFA_TRUE;
+	iocfc->stats_ret = stats;
+	iocfc->stats_cbfn = cbfn;
+	iocfc->stats_cbarg = cbarg;
+
+	bfa_iocfc_stats_query(bfa);
+
+	return (BFA_STATUS_OK);
+}
+
+bfa_status_t
+bfa_iocfc_clear_stats(struct bfa_s *bfa, bfa_cb_ioc_t cbfn, void *cbarg)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	if (iocfc->stats_busy) {
+		bfa_trc(bfa, iocfc->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	iocfc->stats_busy = BFA_TRUE;
+	iocfc->stats_cbfn = cbfn;
+	iocfc->stats_cbarg = cbarg;
+
+	bfa_iocfc_stats_clear(bfa);
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Enable IOC after it is disabled.
+ */
+void
+bfa_iocfc_enable(struct bfa_s *bfa)
+{
+	bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
+		     "IOC Enable");
+	bfa_ioc_enable(&bfa->ioc);
+}
+
+void
+bfa_iocfc_disable(struct bfa_s *bfa)
+{
+	bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
+		     "IOC Disable");
+	bfa->iocfc.action = BFA_IOCFC_ACT_DISABLE;
+
+	bfa->rme_process = BFA_FALSE;
+	bfa_ioc_disable(&bfa->ioc);
+}
+
+
+bfa_boolean_t
+bfa_iocfc_is_operational(struct bfa_s *bfa)
+{
+	return bfa_ioc_is_operational(&bfa->ioc) && bfa->iocfc.cfgdone;
+}
+
+/**
+ * Return boot target port wwns -- read from boot information in flash.
+ */
+void
+bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t **wwns)
+{
+	struct bfa_iocfc_s		*iocfc	 = &bfa->iocfc;
+	struct bfi_iocfc_cfgrsp_s	*cfgrsp  = iocfc->cfgrsp;
+
+	*nwwns = cfgrsp->bootwwns.nwwns;
+	*wwns = cfgrsp->bootwwns.wwn;
+}
+
+#endif
+
+

drivers/scsi/bfa/bfa_iocfc.h

@@ -0,0 +1,168 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_IOCFC_H__
+#define __BFA_IOCFC_H__
+
+#include <bfa_ioc.h>
+#include <bfa.h>
+#include <bfi/bfi_iocfc.h>
+#include <bfa_callback_priv.h>
+
+#define BFA_REQQ_NELEMS_MIN	(4)
+#define BFA_RSPQ_NELEMS_MIN	(4)
+
+struct bfa_iocfc_regs_s {
+	bfa_os_addr_t   intr_status;
+	bfa_os_addr_t   intr_mask;
+	bfa_os_addr_t   cpe_q_pi[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   cpe_q_ci[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   cpe_q_depth[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   cpe_q_ctrl[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   rme_q_ci[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   rme_q_pi[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   rme_q_depth[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   rme_q_ctrl[BFI_IOC_MAX_CQS];
+};
+
+/**
+ * MSIX vector handlers
+ */
+#define BFA_MSIX_MAX_VECTORS	22
+typedef void (*bfa_msix_handler_t)(struct bfa_s *bfa, int vec);
+struct bfa_msix_s {
+	int	nvecs;
+	bfa_msix_handler_t handler[BFA_MSIX_MAX_VECTORS];
+};
+
+/**
+ * Chip specific interfaces
+ */
+struct bfa_hwif_s {
+	void (*hw_reginit)(struct bfa_s *bfa);
+	void (*hw_rspq_ack)(struct bfa_s *bfa, int rspq);
+	void (*hw_msix_init)(struct bfa_s *bfa, int nvecs);
+	void (*hw_msix_install)(struct bfa_s *bfa);
+	void (*hw_msix_uninstall)(struct bfa_s *bfa);
+	void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix);
+	void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap,
+			u32 *nvecs, u32 *maxvec);
+};
+typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status);
+
+struct bfa_iocfc_s {
+	struct bfa_s 		*bfa;
+	struct bfa_iocfc_cfg_s 	cfg;
+	int			action;
+
+	u32        	req_cq_pi[BFI_IOC_MAX_CQS];
+	u32        	rsp_cq_ci[BFI_IOC_MAX_CQS];
+
+	struct bfa_cb_qe_s	init_hcb_qe;
+	struct bfa_cb_qe_s	stop_hcb_qe;
+	struct bfa_cb_qe_s	dis_hcb_qe;
+	struct bfa_cb_qe_s	stats_hcb_qe;
+	bfa_boolean_t		cfgdone;
+
+	struct bfa_dma_s	cfg_info;
+	struct bfi_iocfc_cfg_s *cfginfo;
+	struct bfa_dma_s	cfgrsp_dma;
+	struct bfi_iocfc_cfgrsp_s *cfgrsp;
+	struct bfi_iocfc_cfg_reply_s *cfg_reply;
+
+	u8			*stats_kva;
+	u64		stats_pa;
+	struct bfa_fw_stats_s 	*fw_stats;
+	struct bfa_timer_s 	stats_timer;	/*  timer */
+	struct bfa_iocfc_stats_s *stats_ret;	/*  driver stats location */
+	bfa_status_t		stats_status;	/*  stats/statsclr status */
+	bfa_boolean_t   	stats_busy;	/*  outstanding stats */
+	bfa_cb_ioc_t		stats_cbfn;	/*  driver callback function */
+	void           		*stats_cbarg;	/*  user callback arg */
+
+	struct bfa_dma_s   	req_cq_ba[BFI_IOC_MAX_CQS];
+	struct bfa_dma_s   	req_cq_shadow_ci[BFI_IOC_MAX_CQS];
+	struct bfa_dma_s   	rsp_cq_ba[BFI_IOC_MAX_CQS];
+	struct bfa_dma_s   	rsp_cq_shadow_pi[BFI_IOC_MAX_CQS];
+	struct bfa_iocfc_regs_s	bfa_regs;	/*  BFA device registers */
+	struct bfa_hwif_s	hwif;
+
+	bfa_cb_iocfc_t		updateq_cbfn; /*  bios callback function */
+	void				*updateq_cbarg;	/*  bios callback arg */
+};
+
+#define bfa_lpuid(__bfa)		bfa_ioc_portid(&(__bfa)->ioc)
+#define bfa_msix_init(__bfa, __nvecs)	\
+	(__bfa)->iocfc.hwif.hw_msix_init(__bfa, __nvecs)
+#define bfa_msix_install(__bfa)	\
+	(__bfa)->iocfc.hwif.hw_msix_install(__bfa)
+#define bfa_msix_uninstall(__bfa)	\
+	(__bfa)->iocfc.hwif.hw_msix_uninstall(__bfa)
+#define bfa_isr_mode_set(__bfa, __msix)	\
+	(__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix)
+#define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec)	\
+	(__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec)
+
+/*
+ * FC specific IOC functions.
+ */
+void bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len);
+void bfa_iocfc_attach(struct bfa_s *bfa, void *bfad,
+		struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo,
+		struct bfa_pcidev_s *pcidev);
+void bfa_iocfc_detach(struct bfa_s *bfa);
+void bfa_iocfc_init(struct bfa_s *bfa);
+void bfa_iocfc_start(struct bfa_s *bfa);
+void bfa_iocfc_stop(struct bfa_s *bfa);
+void bfa_iocfc_isr(void *bfa, struct bfi_mbmsg_s *msg);
+void bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa);
+bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa);
+void bfa_iocfc_reset_queues(struct bfa_s *bfa);
+void bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba,
+			u32 reqq_sci, u32 rspq_spi,
+			bfa_cb_iocfc_t cbfn, void *cbarg);
+
+void bfa_msix_all(struct bfa_s *bfa, int vec);
+void bfa_msix_reqq(struct bfa_s *bfa, int vec);
+void bfa_msix_rspq(struct bfa_s *bfa, int vec);
+void bfa_msix_lpu_err(struct bfa_s *bfa, int vec);
+
+void bfa_hwcb_reginit(struct bfa_s *bfa);
+void bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq);
+void bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs);
+void bfa_hwcb_msix_install(struct bfa_s *bfa);
+void bfa_hwcb_msix_uninstall(struct bfa_s *bfa);
+void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
+void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap,
+			u32 *nvecs, u32 *maxvec);
+void bfa_hwct_reginit(struct bfa_s *bfa);
+void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq);
+void bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs);
+void bfa_hwct_msix_install(struct bfa_s *bfa);
+void bfa_hwct_msix_uninstall(struct bfa_s *bfa);
+void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
+void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap,
+			u32 *nvecs, u32 *maxvec);
+
+void bfa_com_meminfo(bfa_boolean_t mincfg, u32 *dm_len);
+void bfa_com_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi,
+		bfa_boolean_t mincfg);
+void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t **wwns);
+
+#endif /* __BFA_IOCFC_H__ */
+

drivers/scsi/bfa/bfa_iocfc_q.c

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include "bfa_intr_priv.h"
+
+BFA_TRC_FILE(HAL, IOCFC_Q);
+
+void
+bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba,
+				u32 reqq_sci, u32 rspq_spi, bfa_cb_iocfc_t cbfn,
+				void *cbarg)
+{
+	struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+	struct bfi_iocfc_updateq_req_s updateq_req;
+
+	iocfc->updateq_cbfn = cbfn;
+	iocfc->updateq_cbarg = cbarg;
+
+	bfi_h2i_set(updateq_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_UPDATEQ_REQ,
+			bfa_lpuid(bfa));
+
+	updateq_req.reqq_ba = bfa_os_htonl(reqq_ba);
+	updateq_req.rspq_ba = bfa_os_htonl(rspq_ba);
+	updateq_req.reqq_sci = bfa_os_htonl(reqq_sci);
+	updateq_req.rspq_spi = bfa_os_htonl(rspq_spi);
+
+	bfa_ioc_mbox_send(&bfa->ioc, &updateq_req,
+			sizeof(struct bfi_iocfc_updateq_req_s));
+}

drivers/scsi/bfa/bfa_ioim.c

@@ -0,0 +1,1311 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <cs/bfa_debug.h>
+#include <bfa_cb_ioim_macros.h>
+
+BFA_TRC_FILE(HAL, IOIM);
+
+/*
+ * forward declarations.
+ */
+static bfa_boolean_t	bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim);
+static bfa_boolean_t	bfa_ioim_sge_setup(struct bfa_ioim_s *ioim);
+static void		bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim);
+static bfa_boolean_t	bfa_ioim_send_abort(struct bfa_ioim_s *ioim);
+static void		bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim);
+static void __bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete);
+
+/**
+ *  bfa_ioim_sm
+ */
+
+/**
+ * IO state machine events
+ */
+enum bfa_ioim_event {
+	BFA_IOIM_SM_START = 1,		/*  io start request from host */
+	BFA_IOIM_SM_COMP_GOOD = 2,	/*  io good comp, resource free */
+	BFA_IOIM_SM_COMP = 3,		/*  io comp, resource is free */
+	BFA_IOIM_SM_COMP_UTAG = 4,	/*  io comp, resource is free */
+	BFA_IOIM_SM_DONE = 5,		/*  io comp, resource not free */
+	BFA_IOIM_SM_FREE = 6,		/*  io resource is freed */
+	BFA_IOIM_SM_ABORT = 7,		/*  abort request from scsi stack */
+	BFA_IOIM_SM_ABORT_COMP = 8,	/*  abort from f/w */
+	BFA_IOIM_SM_ABORT_DONE = 9,	/*  abort completion from f/w */
+	BFA_IOIM_SM_QRESUME = 10,	/*  CQ space available to queue IO */
+	BFA_IOIM_SM_SGALLOCED = 11,	/*  SG page allocation successful */
+	BFA_IOIM_SM_SQRETRY = 12,	/*  sequence recovery retry */
+	BFA_IOIM_SM_HCB	= 13,		/*  bfa callback complete */
+	BFA_IOIM_SM_CLEANUP = 14,	/*  IO cleanup from itnim */
+	BFA_IOIM_SM_TMSTART = 15,	/*  IO cleanup from tskim */
+	BFA_IOIM_SM_TMDONE = 16,	/*  IO cleanup from tskim */
+	BFA_IOIM_SM_HWFAIL = 17,	/*  IOC h/w failure event */
+	BFA_IOIM_SM_IOTOV = 18,		/*  ITN offline TOV       */
+};
+
+/*
+ * forward declaration of IO state machine
+ */
+static void     bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim,
+				       enum bfa_ioim_event event);
+static void     bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim,
+					enum bfa_ioim_event event);
+static void     bfa_ioim_sm_active(struct bfa_ioim_s *ioim,
+				       enum bfa_ioim_event event);
+static void     bfa_ioim_sm_abort(struct bfa_ioim_s *ioim,
+				      enum bfa_ioim_event event);
+static void     bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim,
+					enum bfa_ioim_event event);
+static void     bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim,
+				      enum bfa_ioim_event event);
+static void     bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim,
+					    enum bfa_ioim_event event);
+static void     bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim,
+					      enum bfa_ioim_event event);
+static void     bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim,
+				    enum bfa_ioim_event event);
+static void     bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim,
+					 enum bfa_ioim_event event);
+static void     bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim,
+					enum bfa_ioim_event event);
+
+/**
+ * 		IO is not started (unallocated).
+ */
+static void
+bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_trc_fp(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_START:
+		if (!bfa_itnim_is_online(ioim->itnim)) {
+			if (!bfa_itnim_hold_io(ioim->itnim)) {
+				bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+				list_del(&ioim->qe);
+				list_add_tail(&ioim->qe,
+					&ioim->fcpim->ioim_comp_q);
+				bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+						__bfa_cb_ioim_pathtov, ioim);
+			} else {
+				list_del(&ioim->qe);
+				list_add_tail(&ioim->qe,
+					&ioim->itnim->pending_q);
+			}
+			break;
+		}
+
+		if (ioim->nsges > BFI_SGE_INLINE) {
+			if (!bfa_ioim_sge_setup(ioim)) {
+				bfa_sm_set_state(ioim, bfa_ioim_sm_sgalloc);
+				return;
+			}
+		}
+
+		if (!bfa_ioim_send_ioreq(ioim)) {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_qfull);
+			break;
+		}
+
+		bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+		break;
+
+	case BFA_IOIM_SM_IOTOV:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+				__bfa_cb_ioim_pathtov, ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		/**
+		 * IO in pending queue can get abort requests. Complete abort
+		 * requests immediately.
+		 */
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_assert(bfa_q_is_on_q(&ioim->itnim->pending_q, ioim));
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+				ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IO is waiting for SG pages.
+ */
+static void
+bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_SGALLOCED:
+		if (!bfa_ioim_send_ioreq(ioim)) {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_qfull);
+			break;
+		}
+		bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IO is active.
+ */
+static void
+bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_trc_fp(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_COMP_GOOD:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+			      __bfa_cb_ioim_good_comp, ioim);
+		break;
+
+	case BFA_IOIM_SM_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		ioim->iosp->abort_explicit = BFA_TRUE;
+		ioim->io_cbfn = __bfa_cb_ioim_abort;
+
+		if (bfa_ioim_send_abort(ioim))
+			bfa_sm_set_state(ioim, bfa_ioim_sm_abort);
+		else {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_abort_qfull);
+			bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq,
+					  &ioim->iosp->reqq_wait);
+		}
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		ioim->iosp->abort_explicit = BFA_FALSE;
+		ioim->io_cbfn = __bfa_cb_ioim_failed;
+
+		if (bfa_ioim_send_abort(ioim))
+			bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+		else {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+			bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq,
+					  &ioim->iosp->reqq_wait);
+		}
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IO is being aborted, waiting for completion from firmware.
+ */
+static void
+bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_COMP_GOOD:
+	case BFA_IOIM_SM_COMP:
+	case BFA_IOIM_SM_DONE:
+	case BFA_IOIM_SM_FREE:
+		break;
+
+	case BFA_IOIM_SM_ABORT_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_COMP_UTAG:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE);
+		ioim->iosp->abort_explicit = BFA_FALSE;
+
+		if (bfa_ioim_send_abort(ioim))
+			bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+		else {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+			bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq,
+					  &ioim->iosp->reqq_wait);
+		}
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IO is being cleaned up (implicit abort), waiting for completion from
+ * firmware.
+ */
+static void
+bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_COMP_GOOD:
+	case BFA_IOIM_SM_COMP:
+	case BFA_IOIM_SM_DONE:
+	case BFA_IOIM_SM_FREE:
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		/**
+		 * IO is already being aborted implicitly
+		 */
+		ioim->io_cbfn = __bfa_cb_ioim_abort;
+		break;
+
+	case BFA_IOIM_SM_ABORT_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_COMP_UTAG:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		/**
+		 * IO can be in cleanup state already due to TM command. 2nd cleanup
+		 * request comes from ITN offline event.
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IO is waiting for room in request CQ
+ */
+static void
+bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_QRESUME:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+		bfa_ioim_send_ioreq(ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Active IO is being aborted, waiting for room in request CQ.
+ */
+static void
+bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_QRESUME:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_abort);
+		bfa_ioim_send_abort(ioim);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE);
+		ioim->iosp->abort_explicit = BFA_FALSE;
+		bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+		break;
+
+	case BFA_IOIM_SM_COMP_GOOD:
+	case BFA_IOIM_SM_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Active IO is being cleaned up, waiting for room in request CQ.
+ */
+static void
+bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_QRESUME:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+		bfa_ioim_send_abort(ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		/**
+		 * IO is alraedy being cleaned up implicitly
+		 */
+		ioim->io_cbfn = __bfa_cb_ioim_abort;
+		break;
+
+	case BFA_IOIM_SM_COMP_GOOD:
+	case BFA_IOIM_SM_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IO bfa callback is pending.
+ */
+static void
+bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_trc_fp(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_HCB:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_uninit);
+		bfa_ioim_free(ioim);
+		bfa_cb_ioim_resfree(ioim->bfa->bfad);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IO bfa callback is pending. IO resource cannot be freed.
+ */
+static void
+bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_HCB:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_resfree);
+		list_del(&ioim->qe);
+		list_add_tail(&ioim->qe, &ioim->fcpim->ioim_resfree_q);
+		break;
+
+	case BFA_IOIM_SM_FREE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IO is completed, waiting resource free from firmware.
+ */
+static void
+bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_FREE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_uninit);
+		bfa_ioim_free(ioim);
+		bfa_cb_ioim_resfree(ioim->bfa->bfad);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_ioim_private
+ */
+
+static void
+__bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	bfa_cb_ioim_good_comp(ioim->bfa->bfad, ioim->dio);
+}
+
+static void
+__bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s	*ioim = cbarg;
+	struct bfi_ioim_rsp_s *m;
+	u8		*snsinfo = NULL;
+	u8         sns_len = 0;
+	s32         residue = 0;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	m = (struct bfi_ioim_rsp_s *) &ioim->iosp->comp_rspmsg;
+	if (m->io_status == BFI_IOIM_STS_OK) {
+		/**
+		 * setup sense information, if present
+		 */
+		if (m->scsi_status == SCSI_STATUS_CHECK_CONDITION
+					&& m->sns_len) {
+			sns_len = m->sns_len;
+			snsinfo = ioim->iosp->snsinfo;
+		}
+
+		/**
+		 * setup residue value correctly for normal completions
+		 */
+		if (m->resid_flags == FCP_RESID_UNDER)
+			residue = bfa_os_ntohl(m->residue);
+		if (m->resid_flags == FCP_RESID_OVER) {
+			residue = bfa_os_ntohl(m->residue);
+			residue = -residue;
+		}
+	}
+
+	bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, m->io_status,
+			  m->scsi_status, sns_len, snsinfo, residue);
+}
+
+static void
+__bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_ABORTED,
+			  0, 0, NULL, 0);
+}
+
+static void
+__bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_PATHTOV,
+			  0, 0, NULL, 0);
+}
+
+static void
+__bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	bfa_cb_ioim_abort(ioim->bfa->bfad, ioim->dio);
+}
+
+static void
+bfa_ioim_sgpg_alloced(void *cbarg)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	ioim->nsgpgs = BFA_SGPG_NPAGE(ioim->nsges);
+	list_splice_tail_init(&ioim->iosp->sgpg_wqe.sgpg_q, &ioim->sgpg_q);
+	bfa_ioim_sgpg_setup(ioim);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_SGALLOCED);
+}
+
+/**
+ * Send I/O request to firmware.
+ */
+static          bfa_boolean_t
+bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim)
+{
+	struct bfa_itnim_s *itnim = ioim->itnim;
+	struct bfi_ioim_req_s *m;
+	static struct fcp_cmnd_s cmnd_z0 = { 0 };
+	struct bfi_sge_s      *sge;
+	u32        pgdlen = 0;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(ioim->bfa, itnim->reqq);
+	if (!m) {
+		bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq,
+				  &ioim->iosp->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	/**
+	 * build i/o request message next
+	 */
+	m->io_tag = bfa_os_htons(ioim->iotag);
+	m->rport_hdl = ioim->itnim->rport->fw_handle;
+	m->io_timeout = bfa_cb_ioim_get_timeout(ioim->dio);
+
+	/**
+	 * build inline IO SG element here
+	 */
+	sge = &m->sges[0];
+	if (ioim->nsges) {
+		sge->sga = bfa_cb_ioim_get_sgaddr(ioim->dio, 0);
+		pgdlen = bfa_cb_ioim_get_sglen(ioim->dio, 0);
+		sge->sg_len = pgdlen;
+		sge->flags = (ioim->nsges > BFI_SGE_INLINE) ?
+					BFI_SGE_DATA_CPL : BFI_SGE_DATA_LAST;
+		bfa_sge_to_be(sge);
+		sge++;
+	}
+
+	if (ioim->nsges > BFI_SGE_INLINE) {
+		sge->sga = ioim->sgpg->sgpg_pa;
+	} else {
+		sge->sga.a32.addr_lo = 0;
+		sge->sga.a32.addr_hi = 0;
+	}
+	sge->sg_len = pgdlen;
+	sge->flags = BFI_SGE_PGDLEN;
+	bfa_sge_to_be(sge);
+
+	/**
+	 * set up I/O command parameters
+	 */
+	bfa_os_assign(m->cmnd, cmnd_z0);
+	m->cmnd.lun = bfa_cb_ioim_get_lun(ioim->dio);
+	m->cmnd.iodir = bfa_cb_ioim_get_iodir(ioim->dio);
+	bfa_os_assign(m->cmnd.cdb,
+			*(struct scsi_cdb_s *)bfa_cb_ioim_get_cdb(ioim->dio));
+	m->cmnd.fcp_dl = bfa_os_htonl(bfa_cb_ioim_get_size(ioim->dio));
+
+	/**
+	 * set up I/O message header
+	 */
+	switch (m->cmnd.iodir) {
+	case FCP_IODIR_READ:
+		bfi_h2i_set(m->mh, BFI_MC_IOIM_READ, 0, bfa_lpuid(ioim->bfa));
+		bfa_stats(itnim, input_reqs);
+		break;
+	case FCP_IODIR_WRITE:
+		bfi_h2i_set(m->mh, BFI_MC_IOIM_WRITE, 0, bfa_lpuid(ioim->bfa));
+		bfa_stats(itnim, output_reqs);
+		break;
+	case FCP_IODIR_RW:
+		bfa_stats(itnim, input_reqs);
+		bfa_stats(itnim, output_reqs);
+	default:
+		bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa));
+	}
+	if (itnim->seq_rec ||
+	    (bfa_cb_ioim_get_size(ioim->dio) & (sizeof(u32) - 1)))
+		bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa));
+
+#ifdef IOIM_ADVANCED
+	m->cmnd.crn = bfa_cb_ioim_get_crn(ioim->dio);
+	m->cmnd.priority = bfa_cb_ioim_get_priority(ioim->dio);
+	m->cmnd.taskattr = bfa_cb_ioim_get_taskattr(ioim->dio);
+
+	/**
+	 * Handle large CDB (>16 bytes).
+	 */
+	m->cmnd.addl_cdb_len = (bfa_cb_ioim_get_cdblen(ioim->dio) -
+					FCP_CMND_CDB_LEN) / sizeof(u32);
+	if (m->cmnd.addl_cdb_len) {
+		bfa_os_memcpy(&m->cmnd.cdb + 1, (struct scsi_cdb_s *)
+				bfa_cb_ioim_get_cdb(ioim->dio) + 1,
+				m->cmnd.addl_cdb_len * sizeof(u32));
+		fcp_cmnd_fcpdl(&m->cmnd) =
+				bfa_os_htonl(bfa_cb_ioim_get_size(ioim->dio));
+	}
+#endif
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(ioim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ * Setup any additional SG pages needed.Inline SG element is setup
+ * at queuing time.
+ */
+static bfa_boolean_t
+bfa_ioim_sge_setup(struct bfa_ioim_s *ioim)
+{
+	u16        nsgpgs;
+
+	bfa_assert(ioim->nsges > BFI_SGE_INLINE);
+
+	/**
+	 * allocate SG pages needed
+	 */
+	nsgpgs = BFA_SGPG_NPAGE(ioim->nsges);
+	if (!nsgpgs)
+		return BFA_TRUE;
+
+	if (bfa_sgpg_malloc(ioim->bfa, &ioim->sgpg_q, nsgpgs)
+	    != BFA_STATUS_OK) {
+		bfa_sgpg_wait(ioim->bfa, &ioim->iosp->sgpg_wqe, nsgpgs);
+		return BFA_FALSE;
+	}
+
+	ioim->nsgpgs = nsgpgs;
+	bfa_ioim_sgpg_setup(ioim);
+
+	return BFA_TRUE;
+}
+
+static void
+bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim)
+{
+	int             sgeid, nsges, i;
+	struct bfi_sge_s      *sge;
+	struct bfa_sgpg_s *sgpg;
+	u32        pgcumsz;
+
+	sgeid = BFI_SGE_INLINE;
+	ioim->sgpg = sgpg = bfa_q_first(&ioim->sgpg_q);
+
+	do {
+		sge = sgpg->sgpg->sges;
+		nsges = ioim->nsges - sgeid;
+		if (nsges > BFI_SGPG_DATA_SGES)
+			nsges = BFI_SGPG_DATA_SGES;
+
+		pgcumsz = 0;
+		for (i = 0; i < nsges; i++, sge++, sgeid++) {
+			sge->sga = bfa_cb_ioim_get_sgaddr(ioim->dio, sgeid);
+			sge->sg_len = bfa_cb_ioim_get_sglen(ioim->dio, sgeid);
+			pgcumsz += sge->sg_len;
+
+			/**
+			 * set flags
+			 */
+			if (i < (nsges - 1))
+				sge->flags = BFI_SGE_DATA;
+			else if (sgeid < (ioim->nsges - 1))
+				sge->flags = BFI_SGE_DATA_CPL;
+			else
+				sge->flags = BFI_SGE_DATA_LAST;
+		}
+
+		sgpg = (struct bfa_sgpg_s *) bfa_q_next(sgpg);
+
+		/**
+		 * set the link element of each page
+		 */
+		if (sgeid == ioim->nsges) {
+			sge->flags = BFI_SGE_PGDLEN;
+			sge->sga.a32.addr_lo = 0;
+			sge->sga.a32.addr_hi = 0;
+		} else {
+			sge->flags = BFI_SGE_LINK;
+			sge->sga = sgpg->sgpg_pa;
+		}
+		sge->sg_len = pgcumsz;
+	} while (sgeid < ioim->nsges);
+}
+
+/**
+ * Send I/O abort request to firmware.
+ */
+static          bfa_boolean_t
+bfa_ioim_send_abort(struct bfa_ioim_s *ioim)
+{
+	struct bfa_itnim_s          *itnim = ioim->itnim;
+	struct bfi_ioim_abort_req_s *m;
+	enum bfi_ioim_h2i       msgop;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(ioim->bfa, itnim->reqq);
+	if (!m)
+		return BFA_FALSE;
+
+	/**
+	 * build i/o request message next
+	 */
+	if (ioim->iosp->abort_explicit)
+		msgop = BFI_IOIM_H2I_IOABORT_REQ;
+	else
+		msgop = BFI_IOIM_H2I_IOCLEANUP_REQ;
+
+	bfi_h2i_set(m->mh, BFI_MC_IOIM, msgop, bfa_lpuid(ioim->bfa));
+	m->io_tag    = bfa_os_htons(ioim->iotag);
+	m->abort_tag = ++ioim->abort_tag;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(ioim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ * Call to resume any I/O requests waiting for room in request queue.
+ */
+static void
+bfa_ioim_qresume(void *cbarg)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	bfa_fcpim_stats(ioim->fcpim, qresumes);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_QRESUME);
+}
+
+
+static void
+bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim)
+{
+	/**
+	 * Move IO from itnim queue to fcpim global queue since itnim will be
+	 * freed.
+	 */
+	list_del(&ioim->qe);
+	list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+
+	if (!ioim->iosp->tskim) {
+		if (ioim->fcpim->delay_comp && ioim->itnim->iotov_active) {
+			bfa_cb_dequeue(&ioim->hcb_qe);
+			list_del(&ioim->qe);
+			list_add_tail(&ioim->qe, &ioim->itnim->delay_comp_q);
+		}
+		bfa_itnim_iodone(ioim->itnim);
+	} else
+		bfa_tskim_iodone(ioim->iosp->tskim);
+}
+
+/**
+ * 		  or after the link comes back.
+ */
+void
+bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov)
+{
+	/**
+	 * If path tov timer expired, failback with PATHTOV status - these
+	 * IO requests are not normally retried by IO stack.
+	 *
+	 * Otherwise device cameback online and fail it with normal failed
+	 * status so that IO stack retries these failed IO requests.
+	 */
+	if (iotov)
+		ioim->io_cbfn = __bfa_cb_ioim_pathtov;
+	else
+		ioim->io_cbfn = __bfa_cb_ioim_failed;
+
+	bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+
+    /**
+     * Move IO to fcpim global queue since itnim will be
+     * freed.
+     */
+    list_del(&ioim->qe);
+    list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+}
+
+
+
+/**
+ *  bfa_ioim_friend
+ */
+
+/**
+ * Memory allocation and initialization.
+ */
+void
+bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo)
+{
+	struct bfa_ioim_s		*ioim;
+	struct bfa_ioim_sp_s	*iosp;
+	u16		i;
+	u8			*snsinfo;
+	u32		snsbufsz;
+
+	/**
+	 * claim memory first
+	 */
+	ioim = (struct bfa_ioim_s *) bfa_meminfo_kva(minfo);
+	fcpim->ioim_arr = ioim;
+	bfa_meminfo_kva(minfo) = (u8 *) (ioim + fcpim->num_ioim_reqs);
+
+	iosp = (struct bfa_ioim_sp_s *) bfa_meminfo_kva(minfo);
+	fcpim->ioim_sp_arr = iosp;
+	bfa_meminfo_kva(minfo) = (u8 *) (iosp + fcpim->num_ioim_reqs);
+
+	/**
+	 * Claim DMA memory for per IO sense data.
+	 */
+	snsbufsz = fcpim->num_ioim_reqs * BFI_IOIM_SNSLEN;
+	fcpim->snsbase.pa  = bfa_meminfo_dma_phys(minfo);
+	bfa_meminfo_dma_phys(minfo) += snsbufsz;
+
+	fcpim->snsbase.kva = bfa_meminfo_dma_virt(minfo);
+	bfa_meminfo_dma_virt(minfo) += snsbufsz;
+	snsinfo = fcpim->snsbase.kva;
+	bfa_iocfc_set_snsbase(fcpim->bfa, fcpim->snsbase.pa);
+
+	/**
+	 * Initialize ioim free queues
+	 */
+	INIT_LIST_HEAD(&fcpim->ioim_free_q);
+	INIT_LIST_HEAD(&fcpim->ioim_resfree_q);
+	INIT_LIST_HEAD(&fcpim->ioim_comp_q);
+
+	for (i = 0; i < fcpim->num_ioim_reqs;
+	     i++, ioim++, iosp++, snsinfo += BFI_IOIM_SNSLEN) {
+		/*
+		 * initialize IOIM
+		 */
+		bfa_os_memset(ioim, 0, sizeof(struct bfa_ioim_s));
+		ioim->iotag   = i;
+		ioim->bfa     = fcpim->bfa;
+		ioim->fcpim   = fcpim;
+		ioim->iosp    = iosp;
+		iosp->snsinfo = snsinfo;
+		INIT_LIST_HEAD(&ioim->sgpg_q);
+		bfa_reqq_winit(&ioim->iosp->reqq_wait,
+				   bfa_ioim_qresume, ioim);
+		bfa_sgpg_winit(&ioim->iosp->sgpg_wqe,
+				   bfa_ioim_sgpg_alloced, ioim);
+		bfa_sm_set_state(ioim, bfa_ioim_sm_uninit);
+
+		list_add_tail(&ioim->qe, &fcpim->ioim_free_q);
+	}
+}
+
+/**
+ * Driver detach time call.
+ */
+void
+bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim)
+{
+}
+
+void
+bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m;
+	struct bfa_ioim_s *ioim;
+	u16        iotag;
+	enum bfa_ioim_event evt = BFA_IOIM_SM_COMP;
+
+	iotag = bfa_os_ntohs(rsp->io_tag);
+
+	ioim = BFA_IOIM_FROM_TAG(fcpim, iotag);
+	bfa_assert(ioim->iotag == iotag);
+
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, rsp->io_status);
+	bfa_trc(ioim->bfa, rsp->reuse_io_tag);
+
+	if (bfa_sm_cmp_state(ioim, bfa_ioim_sm_active))
+		bfa_os_assign(ioim->iosp->comp_rspmsg, *m);
+
+	switch (rsp->io_status) {
+	case BFI_IOIM_STS_OK:
+		bfa_fcpim_stats(fcpim, iocomp_ok);
+		if (rsp->reuse_io_tag == 0)
+			evt = BFA_IOIM_SM_DONE;
+		else
+			evt = BFA_IOIM_SM_COMP;
+		break;
+
+	case BFI_IOIM_STS_TIMEDOUT:
+	case BFI_IOIM_STS_ABORTED:
+		rsp->io_status = BFI_IOIM_STS_ABORTED;
+		bfa_fcpim_stats(fcpim, iocomp_aborted);
+		if (rsp->reuse_io_tag == 0)
+			evt = BFA_IOIM_SM_DONE;
+		else
+			evt = BFA_IOIM_SM_COMP;
+		break;
+
+	case BFI_IOIM_STS_PROTO_ERR:
+		bfa_fcpim_stats(fcpim, iocom_proto_err);
+		bfa_assert(rsp->reuse_io_tag);
+		evt = BFA_IOIM_SM_COMP;
+		break;
+
+	case BFI_IOIM_STS_SQER_NEEDED:
+		bfa_fcpim_stats(fcpim, iocom_sqer_needed);
+		bfa_assert(rsp->reuse_io_tag == 0);
+		evt = BFA_IOIM_SM_SQRETRY;
+		break;
+
+	case BFI_IOIM_STS_RES_FREE:
+		bfa_fcpim_stats(fcpim, iocom_res_free);
+		evt = BFA_IOIM_SM_FREE;
+		break;
+
+	case BFI_IOIM_STS_HOST_ABORTED:
+		bfa_fcpim_stats(fcpim, iocom_hostabrts);
+		if (rsp->abort_tag != ioim->abort_tag) {
+			bfa_trc(ioim->bfa, rsp->abort_tag);
+			bfa_trc(ioim->bfa, ioim->abort_tag);
+			return;
+		}
+
+		if (rsp->reuse_io_tag)
+			evt = BFA_IOIM_SM_ABORT_COMP;
+		else
+			evt = BFA_IOIM_SM_ABORT_DONE;
+		break;
+
+	case BFI_IOIM_STS_UTAG:
+		bfa_fcpim_stats(fcpim, iocom_utags);
+		evt = BFA_IOIM_SM_COMP_UTAG;
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+
+	bfa_sm_send_event(ioim, evt);
+}
+
+void
+bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m;
+	struct bfa_ioim_s *ioim;
+	u16        iotag;
+
+	iotag = bfa_os_ntohs(rsp->io_tag);
+
+	ioim = BFA_IOIM_FROM_TAG(fcpim, iotag);
+	bfa_assert(ioim->iotag == iotag);
+
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD);
+}
+
+/**
+ * Called by itnim to clean up IO while going offline.
+ */
+void
+bfa_ioim_cleanup(struct bfa_ioim_s *ioim)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_fcpim_stats(ioim->fcpim, io_cleanups);
+
+	ioim->iosp->tskim = NULL;
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP);
+}
+
+void
+bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, struct bfa_tskim_s *tskim)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_fcpim_stats(ioim->fcpim, io_tmaborts);
+
+	ioim->iosp->tskim = tskim;
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP);
+}
+
+/**
+ * IOC failure handling.
+ */
+void
+bfa_ioim_iocdisable(struct bfa_ioim_s *ioim)
+{
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_HWFAIL);
+}
+
+/**
+ * IO offline TOV popped. Fail the pending IO.
+ */
+void
+bfa_ioim_tov(struct bfa_ioim_s *ioim)
+{
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_IOTOV);
+}
+
+
+
+/**
+ *  bfa_ioim_api
+ */
+
+/**
+ * Allocate IOIM resource for initiator mode I/O request.
+ */
+struct bfa_ioim_s *
+bfa_ioim_alloc(struct bfa_s *bfa, struct bfad_ioim_s *dio,
+		struct bfa_itnim_s *itnim, u16 nsges)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfa_ioim_s *ioim;
+
+	/**
+	 * alocate IOIM resource
+	 */
+	bfa_q_deq(&fcpim->ioim_free_q, &ioim);
+	if (!ioim) {
+		bfa_fcpim_stats(fcpim, no_iotags);
+		return NULL;
+	}
+
+	ioim->dio = dio;
+	ioim->itnim = itnim;
+	ioim->nsges = nsges;
+	ioim->nsgpgs = 0;
+
+	bfa_stats(fcpim, total_ios);
+	bfa_stats(itnim, ios);
+	fcpim->ios_active++;
+
+	list_add_tail(&ioim->qe, &itnim->io_q);
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+
+	return ioim;
+}
+
+void
+bfa_ioim_free(struct bfa_ioim_s *ioim)
+{
+	struct bfa_fcpim_mod_s *fcpim = ioim->fcpim;
+
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_assert_fp(bfa_sm_cmp_state(ioim, bfa_ioim_sm_uninit));
+
+	bfa_assert_fp(list_empty(&ioim->sgpg_q)
+		   || (ioim->nsges > BFI_SGE_INLINE));
+
+	if (ioim->nsgpgs > 0)
+		bfa_sgpg_mfree(ioim->bfa, &ioim->sgpg_q, ioim->nsgpgs);
+
+	bfa_stats(ioim->itnim, io_comps);
+	fcpim->ios_active--;
+
+	list_del(&ioim->qe);
+	list_add_tail(&ioim->qe, &fcpim->ioim_free_q);
+}
+
+void
+bfa_ioim_start(struct bfa_ioim_s *ioim)
+{
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_START);
+}
+
+/**
+ * Driver I/O abort request.
+ */
+void
+bfa_ioim_abort(struct bfa_ioim_s *ioim)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_fcpim_stats(ioim->fcpim, io_aborts);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_ABORT);
+}
+
+

drivers/scsi/bfa/bfa_itnim.c

@@ -0,0 +1,1088 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_fcpim.h>
+#include "bfa_fcpim_priv.h"
+
+BFA_TRC_FILE(HAL, ITNIM);
+
+#define BFA_ITNIM_FROM_TAG(_fcpim, _tag)				\
+	((_fcpim)->itnim_arr + ((_tag) & ((_fcpim)->num_itnims - 1)))
+
+#define bfa_fcpim_additn(__itnim)					\
+	list_add_tail(&(__itnim)->qe, &(__itnim)->fcpim->itnim_q)
+#define bfa_fcpim_delitn(__itnim)	do {				\
+	bfa_assert(bfa_q_is_on_q(&(__itnim)->fcpim->itnim_q, __itnim));      \
+	list_del(&(__itnim)->qe);      \
+	bfa_assert(list_empty(&(__itnim)->io_q));      \
+	bfa_assert(list_empty(&(__itnim)->io_cleanup_q));      \
+	bfa_assert(list_empty(&(__itnim)->pending_q));      \
+} while (0)
+
+#define bfa_itnim_online_cb(__itnim) do {				\
+	if ((__itnim)->bfa->fcs)					\
+		bfa_cb_itnim_online((__itnim)->ditn);      \
+	else {								\
+		bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe,	\
+		__bfa_cb_itnim_online, (__itnim));      \
+	}								\
+} while (0)
+
+#define bfa_itnim_offline_cb(__itnim) do {				\
+	if ((__itnim)->bfa->fcs)					\
+		bfa_cb_itnim_offline((__itnim)->ditn);      \
+	else {								\
+		bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe,	\
+		__bfa_cb_itnim_offline, (__itnim));      \
+	}								\
+} while (0)
+
+#define bfa_itnim_sler_cb(__itnim) do {					\
+	if ((__itnim)->bfa->fcs)					\
+		bfa_cb_itnim_sler((__itnim)->ditn);      \
+	else {								\
+		bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe,	\
+		__bfa_cb_itnim_sler, (__itnim));      \
+	}								\
+} while (0)
+
+/*
+ * forward declarations
+ */
+static void     bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim);
+static bfa_boolean_t bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim);
+static bfa_boolean_t bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_cleanp_comp(void *itnim_cbarg);
+static void     bfa_itnim_cleanup(struct bfa_itnim_s *itnim);
+static void     __bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete);
+static void     bfa_itnim_iotov_online(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_iotov(void *itnim_arg);
+static void     bfa_itnim_iotov_start(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim);
+
+/**
+ *  bfa_itnim_sm BFA itnim state machine
+ */
+
+
+enum bfa_itnim_event {
+	BFA_ITNIM_SM_CREATE = 1,	/*  itnim is created */
+	BFA_ITNIM_SM_ONLINE = 2,	/*  itnim is online */
+	BFA_ITNIM_SM_OFFLINE = 3,	/*  itnim is offline */
+	BFA_ITNIM_SM_FWRSP = 4,		/*  firmware response */
+	BFA_ITNIM_SM_DELETE = 5,	/*  deleting an existing itnim */
+	BFA_ITNIM_SM_CLEANUP = 6,	/*  IO cleanup completion */
+	BFA_ITNIM_SM_SLER = 7,		/*  second level error recovery */
+	BFA_ITNIM_SM_HWFAIL = 8,	/*  IOC h/w failure event */
+	BFA_ITNIM_SM_QRESUME = 9,	/*  queue space available */
+};
+
+static void     bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim,
+					enum bfa_itnim_event event);
+static void     bfa_itnim_sm_created(struct bfa_itnim_s *itnim,
+					 enum bfa_itnim_event event);
+static void     bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void	bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim,
+				enum bfa_itnim_event event);
+static void     bfa_itnim_sm_online(struct bfa_itnim_s *itnim,
+					enum bfa_itnim_event event);
+static void     bfa_itnim_sm_sler(struct bfa_itnim_s *itnim,
+				      enum bfa_itnim_event event);
+static void     bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim,
+						 enum bfa_itnim_event event);
+static void     bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim,
+						enum bfa_itnim_event event);
+static void     bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void     bfa_itnim_sm_offline(struct bfa_itnim_s *itnim,
+					 enum bfa_itnim_event event);
+static void     bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim,
+					    enum bfa_itnim_event event);
+static void     bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void     bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void     bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void     bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+
+/**
+ * 		Beginning/unallocated state - no events expected.
+ */
+static void
+bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_CREATE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_created);
+		itnim->is_online = BFA_FALSE;
+		bfa_fcpim_additn(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Beginning state, only online event expected.
+ */
+static void
+bfa_itnim_sm_created(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_ONLINE:
+		if (bfa_itnim_send_fwcreate(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Waiting for itnim create response from firmware.
+ */
+static void
+bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_FWRSP:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_online);
+		itnim->is_online = BFA_TRUE;
+		bfa_itnim_iotov_online(itnim);
+		bfa_itnim_online_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_delete_pending);
+		break;
+
+	case BFA_ITNIM_SM_OFFLINE:
+		if (bfa_itnim_send_fwdelete(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim,
+			enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_QRESUME:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+		bfa_itnim_send_fwcreate(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	case BFA_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_offline);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 	Waiting for itnim create response from firmware, a delete is pending.
+ */
+static void
+bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim,
+				enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_FWRSP:
+		if (bfa_itnim_send_fwdelete(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Online state - normal parking state.
+ */
+static void
+bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline);
+		itnim->is_online = BFA_FALSE;
+		bfa_itnim_iotov_start(itnim);
+		bfa_itnim_cleanup(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete);
+		itnim->is_online = BFA_FALSE;
+		bfa_itnim_cleanup(itnim);
+		break;
+
+	case BFA_ITNIM_SM_SLER:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_sler);
+		itnim->is_online = BFA_FALSE;
+		bfa_itnim_iotov_start(itnim);
+		bfa_itnim_sler_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		itnim->is_online = BFA_FALSE;
+		bfa_itnim_iotov_start(itnim);
+		bfa_itnim_iocdisable_cleanup(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Second level error recovery need.
+ */
+static void
+bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline);
+		bfa_itnim_cleanup(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete);
+		bfa_itnim_cleanup(itnim);
+		bfa_itnim_iotov_delete(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_itnim_iocdisable_cleanup(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Going offline. Waiting for active IO cleanup.
+ */
+static void
+bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim,
+				 enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_CLEANUP:
+		if (bfa_itnim_send_fwdelete(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete);
+		bfa_itnim_iotov_delete(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_itnim_iocdisable_cleanup(itnim);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_SLER:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Deleting itnim. Waiting for active IO cleanup.
+ */
+static void
+bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim,
+				enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_CLEANUP:
+		if (bfa_itnim_send_fwdelete(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_itnim_iocdisable_cleanup(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Rport offline. Fimrware itnim is being deleted - awaiting f/w response.
+ */
+static void
+bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_FWRSP:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_offline);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim,
+			enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_QRESUME:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete);
+		bfa_itnim_send_fwdelete(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Offline state.
+ */
+static void
+bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_itnim_iotov_delete(itnim);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	case BFA_ITNIM_SM_ONLINE:
+		if (bfa_itnim_send_fwcreate(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IOC h/w failed state.
+ */
+static void
+bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim,
+			    enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_itnim_iotov_delete(itnim);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	case BFA_ITNIM_SM_OFFLINE:
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_ONLINE:
+		if (bfa_itnim_send_fwcreate(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Itnim is deleted, waiting for firmware response to delete.
+ */
+static void
+bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_FWRSP:
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim,
+			enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_QRESUME:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+		bfa_itnim_send_fwdelete(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_itnim_private
+ */
+
+/**
+ * 		Initiate cleanup of all IOs on an IOC failure.
+ */
+static void
+bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim)
+{
+	struct bfa_tskim_s *tskim;
+	struct bfa_ioim_s *ioim;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &itnim->tsk_q) {
+		tskim = (struct bfa_tskim_s *) qe;
+		bfa_tskim_iocdisable(tskim);
+	}
+
+	list_for_each_safe(qe, qen, &itnim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_ioim_iocdisable(ioim);
+	}
+
+	/**
+	 * For IO request in pending queue, we pretend an early timeout.
+	 */
+	list_for_each_safe(qe, qen, &itnim->pending_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_ioim_tov(ioim);
+	}
+
+	list_for_each_safe(qe, qen, &itnim->io_cleanup_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_ioim_iocdisable(ioim);
+	}
+}
+
+/**
+ * 		IO cleanup completion
+ */
+static void
+bfa_itnim_cleanp_comp(void *itnim_cbarg)
+{
+	struct bfa_itnim_s *itnim = itnim_cbarg;
+
+	bfa_stats(itnim, cleanup_comps);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_CLEANUP);
+}
+
+/**
+ * 		Initiate cleanup of all IOs.
+ */
+static void
+bfa_itnim_cleanup(struct bfa_itnim_s *itnim)
+{
+	struct bfa_ioim_s  *ioim;
+	struct bfa_tskim_s *tskim;
+	struct list_head         *qe, *qen;
+
+	bfa_wc_init(&itnim->wc, bfa_itnim_cleanp_comp, itnim);
+
+	list_for_each_safe(qe, qen, &itnim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+
+		/**
+		 * Move IO to a cleanup queue from active queue so that a later
+		 * TM will not pickup this IO.
+		 */
+		list_del(&ioim->qe);
+		list_add_tail(&ioim->qe, &itnim->io_cleanup_q);
+
+		bfa_wc_up(&itnim->wc);
+		bfa_ioim_cleanup(ioim);
+	}
+
+	list_for_each_safe(qe, qen, &itnim->tsk_q) {
+		tskim = (struct bfa_tskim_s *) qe;
+		bfa_wc_up(&itnim->wc);
+		bfa_tskim_cleanup(tskim);
+	}
+
+	bfa_wc_wait(&itnim->wc);
+}
+
+static void
+__bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_itnim_s *itnim = cbarg;
+
+	if (complete)
+		bfa_cb_itnim_online(itnim->ditn);
+}
+
+static void
+__bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_itnim_s *itnim = cbarg;
+
+	if (complete)
+		bfa_cb_itnim_offline(itnim->ditn);
+}
+
+static void
+__bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_itnim_s *itnim = cbarg;
+
+	if (complete)
+		bfa_cb_itnim_sler(itnim->ditn);
+}
+
+/**
+ * Call to resume any I/O requests waiting for room in request queue.
+ */
+static void
+bfa_itnim_qresume(void *cbarg)
+{
+	struct bfa_itnim_s *itnim = cbarg;
+
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_QRESUME);
+}
+
+
+
+
+/**
+ *  bfa_itnim_public
+ */
+
+void
+bfa_itnim_iodone(struct bfa_itnim_s *itnim)
+{
+	bfa_wc_down(&itnim->wc);
+}
+
+void
+bfa_itnim_tskdone(struct bfa_itnim_s *itnim)
+{
+	bfa_wc_down(&itnim->wc);
+}
+
+void
+bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	/**
+	 * ITN memory
+	 */
+	*km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_itnim_s);
+}
+
+void
+bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo)
+{
+	struct bfa_s      *bfa = fcpim->bfa;
+	struct bfa_itnim_s *itnim;
+	int             i;
+
+	INIT_LIST_HEAD(&fcpim->itnim_q);
+
+	itnim = (struct bfa_itnim_s *) bfa_meminfo_kva(minfo);
+	fcpim->itnim_arr = itnim;
+
+	for (i = 0; i < fcpim->num_itnims; i++, itnim++) {
+		bfa_os_memset(itnim, 0, sizeof(struct bfa_itnim_s));
+		itnim->bfa = bfa;
+		itnim->fcpim = fcpim;
+		itnim->reqq = BFA_REQQ_QOS_LO;
+		itnim->rport = BFA_RPORT_FROM_TAG(bfa, i);
+		itnim->iotov_active = BFA_FALSE;
+		bfa_reqq_winit(&itnim->reqq_wait, bfa_itnim_qresume, itnim);
+
+		INIT_LIST_HEAD(&itnim->io_q);
+		INIT_LIST_HEAD(&itnim->io_cleanup_q);
+		INIT_LIST_HEAD(&itnim->pending_q);
+		INIT_LIST_HEAD(&itnim->tsk_q);
+		INIT_LIST_HEAD(&itnim->delay_comp_q);
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+	}
+
+	bfa_meminfo_kva(minfo) = (u8 *) itnim;
+}
+
+void
+bfa_itnim_iocdisable(struct bfa_itnim_s *itnim)
+{
+	bfa_stats(itnim, ioc_disabled);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_HWFAIL);
+}
+
+static bfa_boolean_t
+bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim)
+{
+	struct bfi_itnim_create_req_s *m;
+
+	itnim->msg_no++;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(itnim->bfa, itnim->reqq);
+	if (!m) {
+		bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_CREATE_REQ,
+			bfa_lpuid(itnim->bfa));
+	m->fw_handle = itnim->rport->fw_handle;
+	m->class = FC_CLASS_3;
+	m->seq_rec = itnim->seq_rec;
+	m->msg_no = itnim->msg_no;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(itnim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim)
+{
+	struct bfi_itnim_delete_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(itnim->bfa, itnim->reqq);
+	if (!m) {
+		bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_DELETE_REQ,
+			bfa_lpuid(itnim->bfa));
+	m->fw_handle = itnim->rport->fw_handle;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(itnim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ * Cleanup all pending failed inflight requests.
+ */
+static void
+bfa_itnim_delayed_comp(struct bfa_itnim_s *itnim, bfa_boolean_t iotov)
+{
+	struct bfa_ioim_s *ioim;
+	struct list_head *qe, *qen;
+
+	list_for_each_safe(qe, qen, &itnim->delay_comp_q) {
+		ioim = (struct bfa_ioim_s *)qe;
+		bfa_ioim_delayed_comp(ioim, iotov);
+	}
+}
+
+/**
+ * Start all pending IO requests.
+ */
+static void
+bfa_itnim_iotov_online(struct bfa_itnim_s *itnim)
+{
+	struct bfa_ioim_s *ioim;
+
+	bfa_itnim_iotov_stop(itnim);
+
+	/**
+	 * Abort all inflight IO requests in the queue
+	 */
+	bfa_itnim_delayed_comp(itnim, BFA_FALSE);
+
+	/**
+	 * Start all pending IO requests.
+	 */
+	while (!list_empty(&itnim->pending_q)) {
+		bfa_q_deq(&itnim->pending_q, &ioim);
+		list_add_tail(&ioim->qe, &itnim->io_q);
+		bfa_ioim_start(ioim);
+	}
+}
+
+/**
+ * Fail all pending IO requests
+ */
+static void
+bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim)
+{
+	struct bfa_ioim_s *ioim;
+
+	/**
+	 * Fail all inflight IO requests in the queue
+	 */
+	bfa_itnim_delayed_comp(itnim, BFA_TRUE);
+
+	/**
+	 * Fail any pending IO requests.
+	 */
+	while (!list_empty(&itnim->pending_q)) {
+		bfa_q_deq(&itnim->pending_q, &ioim);
+		list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+		bfa_ioim_tov(ioim);
+	}
+}
+
+/**
+ * IO TOV timer callback. Fail any pending IO requests.
+ */
+static void
+bfa_itnim_iotov(void *itnim_arg)
+{
+	struct bfa_itnim_s *itnim = itnim_arg;
+
+	itnim->iotov_active = BFA_FALSE;
+
+	bfa_cb_itnim_tov_begin(itnim->ditn);
+	bfa_itnim_iotov_cleanup(itnim);
+	bfa_cb_itnim_tov(itnim->ditn);
+}
+
+/**
+ * Start IO TOV timer for failing back pending IO requests in offline state.
+ */
+static void
+bfa_itnim_iotov_start(struct bfa_itnim_s *itnim)
+{
+	if (itnim->fcpim->path_tov > 0) {
+
+		itnim->iotov_active = BFA_TRUE;
+		bfa_assert(bfa_itnim_hold_io(itnim));
+		bfa_timer_start(itnim->bfa, &itnim->timer,
+			bfa_itnim_iotov, itnim, itnim->fcpim->path_tov);
+	}
+}
+
+/**
+ * Stop IO TOV timer.
+ */
+static void
+bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim)
+{
+	if (itnim->iotov_active) {
+		itnim->iotov_active = BFA_FALSE;
+		bfa_timer_stop(&itnim->timer);
+	}
+}
+
+/**
+ * Stop IO TOV timer.
+ */
+static void
+bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim)
+{
+    bfa_boolean_t pathtov_active = BFA_FALSE;
+
+    if (itnim->iotov_active)
+		pathtov_active = BFA_TRUE;
+
+	bfa_itnim_iotov_stop(itnim);
+	if (pathtov_active)
+		bfa_cb_itnim_tov_begin(itnim->ditn);
+	bfa_itnim_iotov_cleanup(itnim);
+	if (pathtov_active)
+		bfa_cb_itnim_tov(itnim->ditn);
+}
+
+
+
+/**
+ *  bfa_itnim_public
+ */
+
+/**
+ * 		Itnim interrupt processing.
+ */
+void
+bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	union bfi_itnim_i2h_msg_u msg;
+	struct bfa_itnim_s *itnim;
+
+	bfa_trc(bfa, m->mhdr.msg_id);
+
+	msg.msg = m;
+
+	switch (m->mhdr.msg_id) {
+	case BFI_ITNIM_I2H_CREATE_RSP:
+		itnim = BFA_ITNIM_FROM_TAG(fcpim,
+					       msg.create_rsp->bfa_handle);
+		bfa_assert(msg.create_rsp->status == BFA_STATUS_OK);
+		bfa_stats(itnim, create_comps);
+		bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP);
+		break;
+
+	case BFI_ITNIM_I2H_DELETE_RSP:
+		itnim = BFA_ITNIM_FROM_TAG(fcpim,
+					       msg.delete_rsp->bfa_handle);
+		bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK);
+		bfa_stats(itnim, delete_comps);
+		bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP);
+		break;
+
+	case BFI_ITNIM_I2H_SLER_EVENT:
+		itnim = BFA_ITNIM_FROM_TAG(fcpim,
+					       msg.sler_event->bfa_handle);
+		bfa_stats(itnim, sler_events);
+		bfa_sm_send_event(itnim, BFA_ITNIM_SM_SLER);
+		break;
+
+	default:
+		bfa_trc(bfa, m->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_itnim_api
+ */
+
+struct bfa_itnim_s *
+bfa_itnim_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void *ditn)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfa_itnim_s *itnim;
+
+	itnim = BFA_ITNIM_FROM_TAG(fcpim, rport->rport_tag);
+	bfa_assert(itnim->rport == rport);
+
+	itnim->ditn = ditn;
+
+	bfa_stats(itnim, creates);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_CREATE);
+
+	return (itnim);
+}
+
+void
+bfa_itnim_delete(struct bfa_itnim_s *itnim)
+{
+	bfa_stats(itnim, deletes);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_DELETE);
+}
+
+void
+bfa_itnim_online(struct bfa_itnim_s *itnim, bfa_boolean_t seq_rec)
+{
+	itnim->seq_rec = seq_rec;
+	bfa_stats(itnim, onlines);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_ONLINE);
+}
+
+void
+bfa_itnim_offline(struct bfa_itnim_s *itnim)
+{
+	bfa_stats(itnim, offlines);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_OFFLINE);
+}
+
+/**
+ * Return true if itnim is considered offline for holding off IO request.
+ * IO is not held if itnim is being deleted.
+ */
+bfa_boolean_t
+bfa_itnim_hold_io(struct bfa_itnim_s *itnim)
+{
+	return (
+		itnim->fcpim->path_tov && itnim->iotov_active &&
+		(bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwcreate) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_sler) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_cleanup_offline) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwdelete) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_offline) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_iocdisable))
+);
+}
+
+void
+bfa_itnim_get_stats(struct bfa_itnim_s *itnim,
+	struct bfa_itnim_hal_stats_s *stats)
+{
+	*stats = itnim->stats;
+}
+
+void
+bfa_itnim_clear_stats(struct bfa_itnim_s *itnim)
+{
+	bfa_os_memset(&itnim->stats, 0, sizeof(itnim->stats));
+}
+
+

drivers/scsi/bfa/bfa_log.c

@@ -0,0 +1,346 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_log.c BFA log library
+ */
+
+#include <bfa_os_inc.h>
+#include <cs/bfa_log.h>
+
+/*
+ * global log info structure
+ */
+struct bfa_log_info_s {
+	u32        start_idx;	/*  start index for a module */
+	u32        total_count;	/*  total count for a module */
+	enum bfa_log_severity level;	/*  global log level */
+	bfa_log_cb_t	cbfn;		/*  callback function */
+};
+
+static struct bfa_log_info_s bfa_log_info[BFA_LOG_MODULE_ID_MAX + 1];
+static u32 bfa_log_msg_total_count;
+static int      bfa_log_initialized;
+
+static char    *bfa_log_severity[] =
+	{ "[none]", "[critical]", "[error]", "[warn]", "[info]", "" };
+
+/**
+ * BFA log library initialization
+ *
+ * The log library initialization includes the following,
+ *    - set log instance name and callback function
+ *    - read the message array generated from xml files
+ *    - calculate start index for each module
+ *    - calculate message count for each module
+ *    - perform error checking
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] instance_name - instance name
+ * @param[in] cbfn - callback function
+ *
+ * It return 0 on success, or -1 on failure
+ */
+int
+bfa_log_init(struct bfa_log_mod_s *log_mod, char *instance_name,
+			bfa_log_cb_t cbfn)
+{
+	struct bfa_log_msgdef_s *msg;
+	u32        pre_mod_id = 0;
+	u32        cur_mod_id = 0;
+	u32        i, pre_idx, idx, msg_id;
+
+	/*
+	 * set instance name
+	 */
+	if (log_mod) {
+		strncpy(log_mod->instance_info, instance_name,
+			sizeof(log_mod->instance_info));
+		log_mod->cbfn = cbfn;
+		for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++)
+			log_mod->log_level[i] = BFA_LOG_WARNING;
+	}
+
+	if (bfa_log_initialized)
+		return 0;
+
+	for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++) {
+		bfa_log_info[i].start_idx = 0;
+		bfa_log_info[i].total_count = 0;
+		bfa_log_info[i].level = BFA_LOG_WARNING;
+		bfa_log_info[i].cbfn = cbfn;
+	}
+
+	pre_idx = 0;
+	idx = 0;
+	msg = bfa_log_msg_array;
+	msg_id = BFA_LOG_GET_MSG_ID(msg);
+	pre_mod_id = BFA_LOG_GET_MOD_ID(msg_id);
+	while (msg_id != 0) {
+		cur_mod_id = BFA_LOG_GET_MOD_ID(msg_id);
+
+		if (cur_mod_id > BFA_LOG_MODULE_ID_MAX) {
+			cbfn(log_mod, msg_id,
+				"%s%s log: module id %u out of range\n",
+				BFA_LOG_CAT_NAME,
+				bfa_log_severity[BFA_LOG_ERROR],
+				cur_mod_id);
+			return -1;
+		}
+
+		if (pre_mod_id > BFA_LOG_MODULE_ID_MAX) {
+			cbfn(log_mod, msg_id,
+				"%s%s log: module id %u out of range\n",
+				BFA_LOG_CAT_NAME,
+				bfa_log_severity[BFA_LOG_ERROR],
+				pre_mod_id);
+			return -1;
+		}
+
+		if (cur_mod_id != pre_mod_id) {
+			bfa_log_info[pre_mod_id].start_idx = pre_idx;
+			bfa_log_info[pre_mod_id].total_count = idx - pre_idx;
+			pre_mod_id = cur_mod_id;
+			pre_idx = idx;
+		}
+
+		idx++;
+		msg++;
+		msg_id = BFA_LOG_GET_MSG_ID(msg);
+	}
+
+	bfa_log_info[cur_mod_id].start_idx = pre_idx;
+	bfa_log_info[cur_mod_id].total_count = idx - pre_idx;
+	bfa_log_msg_total_count = idx;
+
+	cbfn(log_mod, msg_id, "%s%s log: init OK, msg total count %u\n",
+		BFA_LOG_CAT_NAME,
+		bfa_log_severity[BFA_LOG_INFO], bfa_log_msg_total_count);
+
+	bfa_log_initialized = 1;
+
+	return 0;
+}
+
+/**
+ * BFA log set log level for a module
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] mod_id - module id
+ * @param[in] log_level - log severity level
+ *
+ * It return BFA_STATUS_OK on success, or > 0 on failure
+ */
+bfa_status_t
+bfa_log_set_level(struct bfa_log_mod_s *log_mod, int mod_id,
+		  enum bfa_log_severity log_level)
+{
+	if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX)
+		return BFA_STATUS_EINVAL;
+
+	if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX)
+		return BFA_STATUS_EINVAL;
+
+	if (log_mod)
+		log_mod->log_level[mod_id] = log_level;
+	else
+		bfa_log_info[mod_id].level = log_level;
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * BFA log set log level for all modules
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] log_level - log severity level
+ *
+ * It return BFA_STATUS_OK on success, or > 0 on failure
+ */
+bfa_status_t
+bfa_log_set_level_all(struct bfa_log_mod_s *log_mod,
+		  enum bfa_log_severity log_level)
+{
+	int mod_id = BFA_LOG_UNUSED_ID + 1;
+
+	if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX)
+		return BFA_STATUS_EINVAL;
+
+	if (log_mod) {
+		for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++)
+			log_mod->log_level[mod_id] = log_level;
+	} else {
+		for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++)
+			bfa_log_info[mod_id].level = log_level;
+	}
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * BFA log set log level for all aen sub-modules
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] log_level - log severity level
+ *
+ * It return BFA_STATUS_OK on success, or > 0 on failure
+ */
+bfa_status_t
+bfa_log_set_level_aen(struct bfa_log_mod_s *log_mod,
+		  enum bfa_log_severity log_level)
+{
+	int mod_id = BFA_LOG_AEN_MIN + 1;
+
+	if (log_mod) {
+		for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++)
+			log_mod->log_level[mod_id] = log_level;
+	} else {
+		for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++)
+			bfa_log_info[mod_id].level = log_level;
+	}
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * BFA log get log level for a module
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] mod_id - module id
+ *
+ * It returns log level or -1 on error
+ */
+enum bfa_log_severity
+bfa_log_get_level(struct bfa_log_mod_s *log_mod, int mod_id)
+{
+	if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX)
+		return BFA_LOG_INVALID;
+
+	if (log_mod)
+		return (log_mod->log_level[mod_id]);
+	else
+		return (bfa_log_info[mod_id].level);
+}
+
+enum bfa_log_severity
+bfa_log_get_msg_level(struct bfa_log_mod_s *log_mod, u32 msg_id)
+{
+	struct bfa_log_msgdef_s *msg;
+	u32        mod = BFA_LOG_GET_MOD_ID(msg_id);
+	u32        idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1;
+
+	if (!bfa_log_initialized)
+		return BFA_LOG_INVALID;
+
+	if (mod > BFA_LOG_MODULE_ID_MAX)
+		return BFA_LOG_INVALID;
+
+	if (idx >= bfa_log_info[mod].total_count) {
+		bfa_log_info[mod].cbfn(log_mod, msg_id,
+			"%s%s log: inconsistent idx %u vs. total count %u\n",
+			BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx,
+			bfa_log_info[mod].total_count);
+		return BFA_LOG_INVALID;
+	}
+
+	msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx;
+	if (msg_id != BFA_LOG_GET_MSG_ID(msg)) {
+		bfa_log_info[mod].cbfn(log_mod, msg_id,
+			"%s%s log: inconsistent msg id %u array msg id %u\n",
+			BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR],
+			msg_id, BFA_LOG_GET_MSG_ID(msg));
+		return BFA_LOG_INVALID;
+	}
+
+	return BFA_LOG_GET_SEVERITY(msg);
+}
+
+/**
+ * BFA log message handling
+ *
+ * BFA log message handling finds the message based on message id and prints
+ * out the message based on its format and arguments. It also does prefix
+ * the severity etc.
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] msg_id - message id
+ * @param[in] ... - message arguments
+ *
+ * It return 0 on success, or -1 on errors
+ */
+int
+bfa_log(struct bfa_log_mod_s *log_mod, u32 msg_id, ...)
+{
+	va_list         ap;
+	char            buf[256];
+	struct bfa_log_msgdef_s *msg;
+	int             log_level;
+	u32        mod = BFA_LOG_GET_MOD_ID(msg_id);
+	u32        idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1;
+
+	if (!bfa_log_initialized)
+		return -1;
+
+	if (mod > BFA_LOG_MODULE_ID_MAX)
+		return -1;
+
+	if (idx >= bfa_log_info[mod].total_count) {
+		bfa_log_info[mod].
+			cbfn
+			(log_mod, msg_id,
+			"%s%s log: inconsistent idx %u vs. total count %u\n",
+			BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx,
+			bfa_log_info[mod].total_count);
+		return -1;
+	}
+
+	msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx;
+	if (msg_id != BFA_LOG_GET_MSG_ID(msg)) {
+		bfa_log_info[mod].
+			cbfn
+			(log_mod, msg_id,
+			"%s%s log: inconsistent msg id %u array msg id %u\n",
+			BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR],
+			msg_id, BFA_LOG_GET_MSG_ID(msg));
+		return -1;
+	}
+
+	log_level = log_mod ? log_mod->log_level[mod] : bfa_log_info[mod].level;
+	if ((BFA_LOG_GET_SEVERITY(msg) > log_level) &&
+			(msg->attributes != BFA_LOG_ATTR_NONE))
+		return 0;
+
+	va_start(ap, msg_id);
+	bfa_os_vsprintf(buf, BFA_LOG_GET_MSG_FMT_STRING(msg), ap);
+	va_end(ap);
+
+	if (log_mod)
+		log_mod->cbfn(log_mod, msg_id, "%s[%s]%s%s %s: %s\n",
+				BFA_LOG_CAT_NAME, log_mod->instance_info,
+				bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)],
+				(msg->attributes & BFA_LOG_ATTR_AUDIT)
+				? " (audit) " : "", msg->msg_value, buf);
+	else
+		bfa_log_info[mod].cbfn(log_mod, msg_id, "%s%s%s %s: %s\n",
+				BFA_LOG_CAT_NAME,
+				bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)],
+				(msg->attributes & BFA_LOG_ATTR_AUDIT) ?
+				" (audit) " : "", msg->msg_value, buf);
+
+	return 0;
+}
+

drivers/scsi/bfa/bfa_log_module.c

@@ -0,0 +1,451 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <cs/bfa_log.h>
+#include <aen/bfa_aen_adapter.h>
+#include <aen/bfa_aen_audit.h>
+#include <aen/bfa_aen_ethport.h>
+#include <aen/bfa_aen_ioc.h>
+#include <aen/bfa_aen_itnim.h>
+#include <aen/bfa_aen_lport.h>
+#include <aen/bfa_aen_port.h>
+#include <aen/bfa_aen_rport.h>
+#include <log/bfa_log_fcs.h>
+#include <log/bfa_log_hal.h>
+#include <log/bfa_log_linux.h>
+#include <log/bfa_log_wdrv.h>
+
+struct bfa_log_msgdef_s bfa_log_msg_array[] = {
+
+
+/* messages define for BFA_AEN_CAT_ADAPTER Module */
+{BFA_AEN_ADAPTER_ADD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ADAPTER_ADD",
+ "New adapter found: SN = %s, base port WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_ADAPTER_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_ADAPTER_REMOVE",
+ "Adapter removed: SN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_AUDIT Module */
+{BFA_AEN_AUDIT_AUTH_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_ENABLE",
+ "Authentication enabled for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_AUDIT_AUTH_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_DISABLE",
+ "Authentication disabled for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_ETHPORT Module */
+{BFA_AEN_ETHPORT_LINKUP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ETHPORT_LINKUP",
+ "Base port ethernet linkup: mac = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_ETHPORT_LINKDOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ETHPORT_LINKDOWN",
+ "Base port ethernet linkdown: mac = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_ETHPORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ETHPORT_ENABLE",
+ "Base port ethernet interface enabled: mac = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_ETHPORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ETHPORT_DISABLE",
+ "Base port ethernet interface disabled: mac = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_IOC Module */
+{BFA_AEN_IOC_HBGOOD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_IOC_HBGOOD",
+ "Heart Beat of IOC %d is good.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_IOC_HBFAIL, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_CRITICAL,
+ "BFA_AEN_IOC_HBFAIL",
+ "Heart Beat of IOC %d has failed.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_IOC_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_IOC_ENABLE",
+ "IOC %d is enabled.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_IOC_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_IOC_DISABLE",
+ "IOC %d is disabled.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_IOC_FWMISMATCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_CRITICAL, "BFA_AEN_IOC_FWMISMATCH",
+ "Running firmware version is incompatible with the driver version.",
+ (0), 0},
+
+
+
+
+/* messages define for BFA_AEN_CAT_ITNIM Module */
+{BFA_AEN_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ITNIM_ONLINE",
+ "Target (WWN = %s) is online for initiator (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ITNIM_OFFLINE",
+ "Target (WWN = %s) offlined by initiator (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_ITNIM_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_ERROR, "BFA_AEN_ITNIM_DISCONNECT",
+ "Target (WWN = %s) connectivity lost for initiator (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+
+
+
+/* messages define for BFA_AEN_CAT_LPORT Module */
+{BFA_AEN_LPORT_NEW, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_NEW",
+ "New logical port created: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_DELETE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_DELETE",
+ "Logical port deleted: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_ONLINE",
+ "Logical port online: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_OFFLINE",
+ "Logical port taken offline: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_ERROR, "BFA_AEN_LPORT_DISCONNECT",
+ "Logical port lost fabric connectivity: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_NEW_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_NEW_PROP",
+ "New virtual port created using proprietary interface: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_DELETE_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_PROP",
+ "Virtual port deleted using proprietary interface: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_NEW_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_LPORT_NEW_STANDARD",
+ "New virtual port created using standard interface: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_DELETE_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_STANDARD",
+ "Virtual port deleted using standard interface: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_NPIV_DUP_WWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_DUP_WWN",
+ "Virtual port login failed. Duplicate WWN = %s reported by fabric.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_LPORT_NPIV_FABRIC_MAX, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_FABRIC_MAX",
+ "Virtual port (WWN = %s) login failed. Max NPIV ports already exist in"
+ " fabric/fport.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_LPORT_NPIV_UNKNOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_UNKNOWN",
+ "Virtual port (WWN = %s) login failed.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_PORT Module */
+{BFA_AEN_PORT_ONLINE, BFA_LOG_ATTR_NONE, BFA_LOG_INFO, "BFA_AEN_PORT_ONLINE",
+ "Base port online: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING,
+ "BFA_AEN_PORT_OFFLINE",
+ "Base port offline: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_RLIR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_RLIR",
+ "RLIR event not supported.",
+ (0), 0},
+
+{BFA_AEN_PORT_SFP_INSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_SFP_INSERT",
+ "New SFP found: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_SFP_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_REMOVE",
+ "SFP removed: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_SFP_POM, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING,
+ "BFA_AEN_PORT_SFP_POM",
+ "SFP POM level to %s: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_PORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_ENABLE",
+ "Base port enabled: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_DISABLE",
+ "Base port disabled: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_AUTH_ON, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_AUTH_ON",
+ "Authentication successful for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_AUTH_OFF, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
+ "BFA_AEN_PORT_AUTH_OFF",
+ "Authentication unsuccessful for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
+ "BFA_AEN_PORT_DISCONNECT",
+ "Base port (WWN = %s) lost fabric connectivity.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_QOS_NEG, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING,
+ "BFA_AEN_PORT_QOS_NEG",
+ "QOS negotiation failed for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_FABRIC_NAME_CHANGE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_PORT_FABRIC_NAME_CHANGE",
+ "Base port WWN = %s, Fabric WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_PORT_SFP_ACCESS_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_ACCESS_ERROR",
+ "SFP access error: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_SFP_UNSUPPORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_UNSUPPORT",
+ "Unsupported SFP found: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_RPORT Module */
+{BFA_AEN_RPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_RPORT_ONLINE",
+ "Remote port (WWN = %s) online for logical port (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_RPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_RPORT_OFFLINE",
+ "Remote port (WWN = %s) offlined by logical port (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_RPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_ERROR, "BFA_AEN_RPORT_DISCONNECT",
+ "Remote port (WWN = %s) connectivity lost for logical port (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_RPORT_QOS_PRIO, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_RPORT_QOS_PRIO",
+ "QOS priority changed to %s: RPWWN = %s and LPWWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
+
+{BFA_AEN_RPORT_QOS_FLOWID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_RPORT_QOS_FLOWID",
+ "QOS flow ID changed to %d: RPWWN = %s and LPWWN = %s.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
+
+
+
+
+/* messages define for FCS Module */
+{BFA_LOG_FCS_FABRIC_NOSWITCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "FCS_FABRIC_NOSWITCH",
+ "No switched fabric presence is detected.",
+ (0), 0},
+
+{BFA_LOG_FCS_FABRIC_ISOLATED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "FCS_FABRIC_ISOLATED",
+ "Port is isolated due to VF_ID mismatch. PWWN: %s, Port VF_ID: %04x and"
+ " switch port VF_ID: %04x.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_X << BFA_LOG_ARG1) |
+  (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3},
+
+
+
+
+/* messages define for HAL Module */
+{BFA_LOG_HAL_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
+ "HAL_ASSERT",
+ "Assertion failure: %s:%d: %s",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
+
+{BFA_LOG_HAL_HEARTBEAT_FAILURE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_CRITICAL, "HAL_HEARTBEAT_FAILURE",
+ "Firmware heartbeat failure at %d",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_HAL_FCPIM_PARM_INVALID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "HAL_FCPIM_PARM_INVALID",
+ "Driver configuration %s value %d is invalid. Value should be within"
+ " %d and %d.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_D << BFA_LOG_ARG2) | (BFA_LOG_D << BFA_LOG_ARG3) | 0), 4},
+
+{BFA_LOG_HAL_SM_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
+ "HAL_SM_ASSERT",
+ "SM Assertion failure: %s:%d: event = %d",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_D << BFA_LOG_ARG2) | 0), 3},
+
+
+
+
+/* messages define for LINUX Module */
+{BFA_LOG_LINUX_DEVICE_CLAIMED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_DEVICE_CLAIMED",
+ "bfa device at %s claimed.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_HASH_INIT_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_HASH_INIT_FAILED",
+ "Hash table initialization failure for the port %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_SYSFS_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_SYSFS_FAILED",
+ "sysfs file creation failure for the port %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_MEM_ALLOC_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_MEM_ALLOC_FAILED",
+ "Memory allocation failed: %s.  ",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_DRIVER_REGISTRATION_FAILED,
+ BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "LINUX_DRIVER_REGISTRATION_FAILED",
+ "%s.  ",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_ITNIM_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "LINUX_ITNIM_FREE",
+ "scsi%d: FCID: %s WWPN: %s",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
+
+{BFA_LOG_LINUX_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_ITNIM_ONLINE",
+ "Target: %d:0:%d FCID: %s WWPN: %s",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4},
+
+{BFA_LOG_LINUX_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_ITNIM_OFFLINE",
+ "Target: %d:0:%d FCID: %s WWPN: %s",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4},
+
+{BFA_LOG_LINUX_SCSI_HOST_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_SCSI_HOST_FREE",
+ "Free scsi%d",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_SCSI_ABORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "LINUX_SCSI_ABORT",
+ "scsi%d: abort cmnd %p, iotag %x",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) |
+  (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3},
+
+{BFA_LOG_LINUX_SCSI_ABORT_COMP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_SCSI_ABORT_COMP",
+ "scsi%d: complete abort 0x%p, iotag 0x%x",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) |
+  (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3},
+
+
+
+
+/* messages define for WDRV Module */
+{BFA_LOG_WDRV_IOC_INIT_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_IOC_INIT_ERROR",
+ "IOC initialization has failed.",
+ (0), 0},
+
+{BFA_LOG_WDRV_IOC_INTERNAL_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_IOC_INTERNAL_ERROR",
+ "IOC internal error.  ",
+ (0), 0},
+
+{BFA_LOG_WDRV_IOC_START_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_IOC_START_ERROR",
+ "IOC could not be started.  ",
+ (0), 0},
+
+{BFA_LOG_WDRV_IOC_STOP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_IOC_STOP_ERROR",
+ "IOC could not be stopped.  ",
+ (0), 0},
+
+{BFA_LOG_WDRV_INSUFFICIENT_RESOURCES, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_INSUFFICIENT_RESOURCES",
+ "Insufficient memory.  ",
+ (0), 0},
+
+{BFA_LOG_WDRV_BASE_ADDRESS_MAP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_BASE_ADDRESS_MAP_ERROR",
+ "Unable to map the IOC onto the system address space.  ",
+ (0), 0},
+
+
+{0, 0, 0, "", "", 0, 0},
+};

drivers/scsi/bfa/bfa_lps.c

@@ -0,0 +1,782 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfi/bfi_lps.h>
+#include <cs/bfa_debug.h>
+
+BFA_TRC_FILE(HAL, LPS);
+BFA_MODULE(lps);
+
+#define BFA_LPS_MIN_LPORTS	(1)
+#define BFA_LPS_MAX_LPORTS	(256)
+
+/**
+ * forward declarations
+ */
+static void bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,
+			    u32 *dm_len);
+static void bfa_lps_attach(struct bfa_s *bfa, void *bfad,
+			   struct bfa_iocfc_cfg_s *cfg,
+			   struct bfa_meminfo_s *meminfo,
+			   struct bfa_pcidev_s *pcidev);
+static void bfa_lps_initdone(struct bfa_s *bfa);
+static void bfa_lps_detach(struct bfa_s *bfa);
+static void bfa_lps_start(struct bfa_s *bfa);
+static void bfa_lps_stop(struct bfa_s *bfa);
+static void bfa_lps_iocdisable(struct bfa_s *bfa);
+static void bfa_lps_login_rsp(struct bfa_s *bfa,
+			      struct bfi_lps_login_rsp_s *rsp);
+static void bfa_lps_logout_rsp(struct bfa_s *bfa,
+			       struct bfi_lps_logout_rsp_s *rsp);
+static void bfa_lps_reqq_resume(void *lps_arg);
+static void bfa_lps_free(struct bfa_lps_s *lps);
+static void bfa_lps_send_login(struct bfa_lps_s *lps);
+static void bfa_lps_send_logout(struct bfa_lps_s *lps);
+static void bfa_lps_login_comp(struct bfa_lps_s *lps);
+static void bfa_lps_logout_comp(struct bfa_lps_s *lps);
+
+
+/**
+ *  lps_pvt BFA LPS private functions
+ */
+
+enum bfa_lps_event {
+	BFA_LPS_SM_LOGIN	= 1,	/* login request from user	*/
+	BFA_LPS_SM_LOGOUT	= 2,	/* logout request from user	*/
+	BFA_LPS_SM_FWRSP	= 3,	/* f/w response to login/logout	*/
+	BFA_LPS_SM_RESUME	= 4,	/* space present in reqq queue	*/
+	BFA_LPS_SM_DELETE	= 5,	/* lps delete from user		*/
+	BFA_LPS_SM_OFFLINE	= 6,	/* Link is offline		*/
+};
+
+static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps,
+			enum bfa_lps_event event);
+static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_logowait(struct bfa_lps_s *lps,
+			enum bfa_lps_event event);
+
+/**
+ * Init state -- no login
+ */
+static void
+bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_LOGIN:
+		if (bfa_reqq_full(lps->bfa, lps->reqq)) {
+			bfa_sm_set_state(lps, bfa_lps_sm_loginwait);
+			bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
+		} else {
+			bfa_sm_set_state(lps, bfa_lps_sm_login);
+			bfa_lps_send_login(lps);
+		}
+		break;
+
+	case BFA_LPS_SM_LOGOUT:
+		bfa_lps_logout_comp(lps);
+		break;
+
+	case BFA_LPS_SM_DELETE:
+		bfa_lps_free(lps);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		break;
+
+	case BFA_LPS_SM_FWRSP:
+		/* Could happen when fabric detects loopback and discards
+		 * the lps request. Fw will eventually sent out the timeout
+		 * Just ignore
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * login is in progress -- awaiting response from firmware
+ */
+static void
+bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_FWRSP:
+		if (lps->status == BFA_STATUS_OK)
+			bfa_sm_set_state(lps, bfa_lps_sm_online);
+		else
+			bfa_sm_set_state(lps, bfa_lps_sm_init);
+		bfa_lps_login_comp(lps);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * login pending - awaiting space in request queue
+ */
+static void
+bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_RESUME:
+		bfa_sm_set_state(lps, bfa_lps_sm_login);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		bfa_reqq_wcancel(&lps->wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * login complete
+ */
+static void
+bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_LOGOUT:
+		if (bfa_reqq_full(lps->bfa, lps->reqq)) {
+			bfa_sm_set_state(lps, bfa_lps_sm_logowait);
+			bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
+		} else {
+			bfa_sm_set_state(lps, bfa_lps_sm_logout);
+			bfa_lps_send_logout(lps);
+		}
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+	case BFA_LPS_SM_DELETE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * logout in progress - awaiting firmware response
+ */
+static void
+bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_FWRSP:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		bfa_lps_logout_comp(lps);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * logout pending -- awaiting space in request queue
+ */
+static void
+bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_RESUME:
+		bfa_sm_set_state(lps, bfa_lps_sm_logout);
+		bfa_lps_send_logout(lps);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		bfa_reqq_wcancel(&lps->wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  lps_pvt BFA LPS private functions
+ */
+
+/**
+ * return memory requirement
+ */
+static void
+bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len)
+{
+	if (cfg->drvcfg.min_cfg)
+		*ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS;
+	else
+		*ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS;
+}
+
+/**
+ * bfa module attach at initialization time
+ */
+static void
+bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+	int			i;
+
+	bfa_os_memset(mod, 0, sizeof(struct bfa_lps_mod_s));
+	mod->num_lps = BFA_LPS_MAX_LPORTS;
+	if (cfg->drvcfg.min_cfg)
+		mod->num_lps = BFA_LPS_MIN_LPORTS;
+	else
+		mod->num_lps = BFA_LPS_MAX_LPORTS;
+	mod->lps_arr = lps = (struct bfa_lps_s *) bfa_meminfo_kva(meminfo);
+
+	bfa_meminfo_kva(meminfo) += mod->num_lps * sizeof(struct bfa_lps_s);
+
+	INIT_LIST_HEAD(&mod->lps_free_q);
+	INIT_LIST_HEAD(&mod->lps_active_q);
+
+	for (i = 0; i < mod->num_lps; i++, lps++) {
+		lps->bfa	= bfa;
+		lps->lp_tag	= (u8) i;
+		lps->reqq	= BFA_REQQ_LPS;
+		bfa_reqq_winit(&lps->wqe, bfa_lps_reqq_resume, lps);
+		list_add_tail(&lps->qe, &mod->lps_free_q);
+	}
+}
+
+static void
+bfa_lps_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_lps_detach(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_lps_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_lps_stop(struct bfa_s *bfa)
+{
+}
+
+/**
+ * IOC in disabled state -- consider all lps offline
+ */
+static void
+bfa_lps_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+	struct list_head		*qe, *qen;
+
+	list_for_each_safe(qe, qen, &mod->lps_active_q) {
+		lps = (struct bfa_lps_s *) qe;
+		bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
+	}
+}
+
+/**
+ * Firmware login response
+ */
+static void
+bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+
+	bfa_assert(rsp->lp_tag < mod->num_lps);
+	lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag);
+
+	lps->status = rsp->status;
+	switch (rsp->status) {
+	case BFA_STATUS_OK:
+		lps->fport	= rsp->f_port;
+		lps->npiv_en	= rsp->npiv_en;
+		lps->lp_pid	= rsp->lp_pid;
+		lps->pr_bbcred	= bfa_os_ntohs(rsp->bb_credit);
+		lps->pr_pwwn	= rsp->port_name;
+		lps->pr_nwwn	= rsp->node_name;
+		lps->auth_req	= rsp->auth_req;
+		lps->lp_mac	= rsp->lp_mac;
+		lps->brcd_switch = rsp->brcd_switch;
+		lps->fcf_mac	= rsp->fcf_mac;
+
+		break;
+
+	case BFA_STATUS_FABRIC_RJT:
+		lps->lsrjt_rsn = rsp->lsrjt_rsn;
+		lps->lsrjt_expl = rsp->lsrjt_expl;
+
+		break;
+
+	case BFA_STATUS_EPROTOCOL:
+		lps->ext_status = rsp->ext_status;
+
+		break;
+
+	default:
+		/* Nothing to do with other status */
+		break;
+	}
+
+	bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
+}
+
+/**
+ * Firmware logout response
+ */
+static void
+bfa_lps_logout_rsp(struct bfa_s *bfa, struct bfi_lps_logout_rsp_s *rsp)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+
+	bfa_assert(rsp->lp_tag < mod->num_lps);
+	lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag);
+
+	bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
+}
+
+/**
+ * Space is available in request queue, resume queueing request to firmware.
+ */
+static void
+bfa_lps_reqq_resume(void *lps_arg)
+{
+	struct bfa_lps_s	*lps = lps_arg;
+
+	bfa_sm_send_event(lps, BFA_LPS_SM_RESUME);
+}
+
+/**
+ * lps is freed -- triggered by vport delete
+ */
+static void
+bfa_lps_free(struct bfa_lps_s *lps)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(lps->bfa);
+
+	list_del(&lps->qe);
+	list_add_tail(&lps->qe, &mod->lps_free_q);
+}
+
+/**
+ * send login request to firmware
+ */
+static void
+bfa_lps_send_login(struct bfa_lps_s *lps)
+{
+	struct bfi_lps_login_req_s	*m;
+
+	m = bfa_reqq_next(lps->bfa, lps->reqq);
+	bfa_assert(m);
+
+	bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ,
+			bfa_lpuid(lps->bfa));
+
+	m->lp_tag	= lps->lp_tag;
+	m->alpa		= lps->alpa;
+	m->pdu_size	= bfa_os_htons(lps->pdusz);
+	m->pwwn		= lps->pwwn;
+	m->nwwn		= lps->nwwn;
+	m->fdisc	= lps->fdisc;
+	m->auth_en	= lps->auth_en;
+
+	bfa_reqq_produce(lps->bfa, lps->reqq);
+}
+
+/**
+ * send logout request to firmware
+ */
+static void
+bfa_lps_send_logout(struct bfa_lps_s *lps)
+{
+	struct bfi_lps_logout_req_s *m;
+
+	m = bfa_reqq_next(lps->bfa, lps->reqq);
+	bfa_assert(m);
+
+	bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ,
+			bfa_lpuid(lps->bfa));
+
+	m->lp_tag    = lps->lp_tag;
+	m->port_name = lps->pwwn;
+	bfa_reqq_produce(lps->bfa, lps->reqq);
+}
+
+/**
+ * Indirect login completion handler for non-fcs
+ */
+static void
+bfa_lps_login_comp_cb(void *arg, bfa_boolean_t complete)
+{
+	struct bfa_lps_s *lps	= arg;
+
+	if (!complete)
+		return;
+
+	if (lps->fdisc)
+		bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
+	else
+		bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
+}
+
+/**
+ * Login completion handler -- direct call for fcs, queue for others
+ */
+static void
+bfa_lps_login_comp(struct bfa_lps_s *lps)
+{
+	if (!lps->bfa->fcs) {
+		bfa_cb_queue(lps->bfa, &lps->hcb_qe,
+				bfa_lps_login_comp_cb, lps);
+		return;
+	}
+
+	if (lps->fdisc)
+		bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
+	else
+		bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
+}
+
+/**
+ * Indirect logout completion handler for non-fcs
+ */
+static void
+bfa_lps_logout_comp_cb(void *arg, bfa_boolean_t complete)
+{
+	struct bfa_lps_s *lps	= arg;
+
+	if (!complete)
+		return;
+
+	if (lps->fdisc)
+		bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
+	else
+		bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg);
+}
+
+/**
+ * Logout completion handler -- direct call for fcs, queue for others
+ */
+static void
+bfa_lps_logout_comp(struct bfa_lps_s *lps)
+{
+	if (!lps->bfa->fcs) {
+		bfa_cb_queue(lps->bfa, &lps->hcb_qe,
+				bfa_lps_logout_comp_cb, lps);
+		return;
+	}
+	if (lps->fdisc)
+		bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
+	else
+		bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg);
+}
+
+
+
+/**
+ *  lps_public BFA LPS public functions
+ */
+
+/**
+ * Allocate a lport srvice tag.
+ */
+struct bfa_lps_s  *
+bfa_lps_alloc(struct bfa_s *bfa)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps = NULL;
+
+	bfa_q_deq(&mod->lps_free_q, &lps);
+
+	if (lps == NULL)
+		return NULL;
+
+	list_add_tail(&lps->qe, &mod->lps_active_q);
+
+	bfa_sm_set_state(lps, bfa_lps_sm_init);
+	return lps;
+}
+
+/**
+ * Free lport service tag. This can be called anytime after an alloc.
+ * No need to wait for any pending login/logout completions.
+ */
+void
+bfa_lps_delete(struct bfa_lps_s *lps)
+{
+	bfa_sm_send_event(lps, BFA_LPS_SM_DELETE);
+}
+
+/**
+ * Initiate a lport login.
+ */
+void
+bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
+	wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en)
+{
+	lps->uarg	= uarg;
+	lps->alpa	= alpa;
+	lps->pdusz	= pdusz;
+	lps->pwwn	= pwwn;
+	lps->nwwn	= nwwn;
+	lps->fdisc	= BFA_FALSE;
+	lps->auth_en	= auth_en;
+	bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
+}
+
+/**
+ * Initiate a lport fdisc login.
+ */
+void
+bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn,
+	wwn_t nwwn)
+{
+	lps->uarg	= uarg;
+	lps->alpa	= 0;
+	lps->pdusz	= pdusz;
+	lps->pwwn	= pwwn;
+	lps->nwwn	= nwwn;
+	lps->fdisc	= BFA_TRUE;
+	lps->auth_en	= BFA_FALSE;
+	bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
+}
+
+/**
+ * Initiate a lport logout (flogi).
+ */
+void
+bfa_lps_flogo(struct bfa_lps_s *lps)
+{
+	bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT);
+}
+
+/**
+ * Initiate a lport FDSIC logout.
+ */
+void
+bfa_lps_fdisclogo(struct bfa_lps_s *lps)
+{
+	bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT);
+}
+
+/**
+ * Discard a pending login request -- should be called only for
+ * link down handling.
+ */
+void
+bfa_lps_discard(struct bfa_lps_s *lps)
+{
+	bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
+}
+
+/**
+ * Return lport services tag
+ */
+u8
+bfa_lps_get_tag(struct bfa_lps_s *lps)
+{
+	return lps->lp_tag;
+}
+
+/**
+ * Return lport services tag given the pid
+ */
+u8
+bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+	int			i;
+
+	for (i = 0, lps = mod->lps_arr; i < mod->num_lps; i++, lps++) {
+		if (lps->lp_pid == pid)
+			return lps->lp_tag;
+	}
+
+	/* Return base port tag anyway */
+	return 0;
+}
+
+/**
+ * return if fabric login indicates support for NPIV
+ */
+bfa_boolean_t
+bfa_lps_is_npiv_en(struct bfa_lps_s *lps)
+{
+	return lps->npiv_en;
+}
+
+/**
+ * Return TRUE if attached to F-Port, else return FALSE
+ */
+bfa_boolean_t
+bfa_lps_is_fport(struct bfa_lps_s *lps)
+{
+	return lps->fport;
+}
+
+/**
+ * Return TRUE if attached to a Brocade Fabric
+ */
+bfa_boolean_t
+bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps)
+{
+	return lps->brcd_switch;
+}
+/**
+ * return TRUE if authentication is required
+ */
+bfa_boolean_t
+bfa_lps_is_authreq(struct bfa_lps_s *lps)
+{
+	return lps->auth_req;
+}
+
+bfa_eproto_status_t
+bfa_lps_get_extstatus(struct bfa_lps_s *lps)
+{
+	return lps->ext_status;
+}
+
+/**
+ * return port id assigned to the lport
+ */
+u32
+bfa_lps_get_pid(struct bfa_lps_s *lps)
+{
+	return lps->lp_pid;
+}
+
+/**
+ * Return bb_credit assigned in FLOGI response
+ */
+u16
+bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps)
+{
+	return lps->pr_bbcred;
+}
+
+/**
+ * Return peer port name
+ */
+wwn_t
+bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps)
+{
+	return lps->pr_pwwn;
+}
+
+/**
+ * Return peer node name
+ */
+wwn_t
+bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps)
+{
+	return lps->pr_nwwn;
+}
+
+/**
+ * return reason code if login request is rejected
+ */
+u8
+bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps)
+{
+	return lps->lsrjt_rsn;
+}
+
+/**
+ * return explanation code if login request is rejected
+ */
+u8
+bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps)
+{
+	return lps->lsrjt_expl;
+}
+
+
+/**
+ * LPS firmware message class handler.
+ */
+void
+bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	union bfi_lps_i2h_msg_u	msg;
+
+	bfa_trc(bfa, m->mhdr.msg_id);
+	msg.msg = m;
+
+	switch (m->mhdr.msg_id) {
+	case BFI_LPS_H2I_LOGIN_RSP:
+		bfa_lps_login_rsp(bfa, msg.login_rsp);
+		break;
+
+	case BFI_LPS_H2I_LOGOUT_RSP:
+		bfa_lps_logout_rsp(bfa, msg.logout_rsp);
+		break;
+
+	default:
+		bfa_trc(bfa, m->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+

drivers/scsi/bfa/bfa_lps_priv.h

@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_LPS_PRIV_H__
+#define __BFA_LPS_PRIV_H__
+
+#include <bfa_svc.h>
+
+struct bfa_lps_mod_s {
+	struct list_head		lps_free_q;
+	struct list_head		lps_active_q;
+	struct bfa_lps_s	*lps_arr;
+	int			num_lps;
+};
+
+#define BFA_LPS_MOD(__bfa)		(&(__bfa)->modules.lps_mod)
+#define BFA_LPS_FROM_TAG(__mod, __tag)	(&(__mod)->lps_arr[__tag])
+
+/*
+ * external functions
+ */
+void	bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+
+#endif /* __BFA_LPS_PRIV_H__ */

drivers/scsi/bfa/bfa_module.c

@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#include <bfa.h>
+#include <defs/bfa_defs_pci.h>
+#include <cs/bfa_debug.h>
+#include <bfa_iocfc.h>
+
+/**
+ * BFA module list terminated by NULL
+ */
+struct bfa_module_s *hal_mods[] = {
+	&hal_mod_sgpg,
+	&hal_mod_pport,
+	&hal_mod_fcxp,
+	&hal_mod_lps,
+	&hal_mod_uf,
+	&hal_mod_rport,
+	&hal_mod_fcpim,
+#ifdef BFA_CFG_PBIND
+	&hal_mod_pbind,
+#endif
+	NULL
+};
+
+/**
+ * Message handlers for various modules.
+ */
+bfa_isr_func_t  bfa_isrs[BFI_MC_MAX] = {
+	bfa_isr_unhandled,	/* NONE */
+	bfa_isr_unhandled,	/* BFI_MC_IOC */
+	bfa_isr_unhandled,	/* BFI_MC_DIAG */
+	bfa_isr_unhandled,	/* BFI_MC_FLASH */
+	bfa_isr_unhandled,	/* BFI_MC_CEE */
+	bfa_pport_isr,		/* BFI_MC_PORT */
+	bfa_isr_unhandled,	/* BFI_MC_IOCFC */
+	bfa_isr_unhandled,	/* BFI_MC_LL */
+	bfa_uf_isr,		/* BFI_MC_UF */
+	bfa_fcxp_isr,		/* BFI_MC_FCXP */
+	bfa_lps_isr,		/* BFI_MC_LPS */
+	bfa_rport_isr,		/* BFI_MC_RPORT */
+	bfa_itnim_isr,		/* BFI_MC_ITNIM */
+	bfa_isr_unhandled,	/* BFI_MC_IOIM_READ */
+	bfa_isr_unhandled,	/* BFI_MC_IOIM_WRITE */
+	bfa_isr_unhandled,	/* BFI_MC_IOIM_IO */
+	bfa_ioim_isr,		/* BFI_MC_IOIM */
+	bfa_ioim_good_comp_isr,	/* BFI_MC_IOIM_IOCOM */
+	bfa_tskim_isr,		/* BFI_MC_TSKIM */
+	bfa_isr_unhandled,	/* BFI_MC_SBOOT */
+	bfa_isr_unhandled,	/* BFI_MC_IPFC */
+	bfa_isr_unhandled,	/* BFI_MC_PORT */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+};
+
+/**
+ * Message handlers for mailbox command classes
+ */
+bfa_ioc_mbox_mcfunc_t  bfa_mbox_isrs[BFI_MC_MAX] = {
+	NULL,
+	NULL,			/* BFI_MC_IOC	*/
+	NULL,			/* BFI_MC_DIAG	*/
+	NULL,		/* BFI_MC_FLASH */
+	NULL,			/* BFI_MC_CEE	*/
+	NULL,			/* BFI_MC_PORT	*/
+	bfa_iocfc_isr,		/* BFI_MC_IOCFC */
+	NULL,
+};
+

drivers/scsi/bfa/bfa_modules_priv.h

@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_MODULES_PRIV_H__
+#define __BFA_MODULES_PRIV_H__
+
+#include "bfa_uf_priv.h"
+#include "bfa_port_priv.h"
+#include "bfa_rport_priv.h"
+#include "bfa_fcxp_priv.h"
+#include "bfa_lps_priv.h"
+#include "bfa_fcpim_priv.h"
+#include <cee/bfa_cee.h>
+#include <port/bfa_port.h>
+
+
+struct bfa_modules_s {
+	struct bfa_pport_s	pport;	/*  physical port module	*/
+	struct bfa_fcxp_mod_s fcxp_mod; /*  fcxp module		*/
+	struct bfa_lps_mod_s lps_mod;   /*  fcxp module		*/
+	struct bfa_uf_mod_s uf_mod;	/*  unsolicited frame module	*/
+	struct bfa_rport_mod_s rport_mod; /*  remote port module	*/
+	struct bfa_fcpim_mod_s fcpim_mod; /*  FCP initiator module	*/
+	struct bfa_sgpg_mod_s sgpg_mod; /*  SG page module		*/
+	struct bfa_cee_s cee;   	/*  CEE Module                 */
+	struct bfa_port_s port;		/*  Physical port module	*/
+};
+
+#endif /* __BFA_MODULES_PRIV_H__ */

drivers/scsi/bfa/bfa_os_inc.h

@@ -0,0 +1,222 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ * Contains declarations all OS Specific files needed for BFA layer
+ */
+
+#ifndef __BFA_OS_INC_H__
+#define __BFA_OS_INC_H__
+
+#ifndef __KERNEL__
+#include <stdint.h>
+#else
+#include <linux/types.h>
+
+#include <linux/version.h>
+#include <linux/pci.h>
+
+#include <linux/dma-mapping.h>
+#define SET_MODULE_VERSION(VER)
+
+#include <linux/idr.h>
+
+#include <linux/interrupt.h>
+#include <linux/cdev.h>
+#include <linux/fs.h>
+#include <linux/delay.h>
+#include <linux/vmalloc.h>
+
+#include <linux/workqueue.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_host.h>
+
+#include <scsi/scsi_tcq.h>
+#include <scsi/scsi_transport_fc.h>
+#include <scsi/scsi_transport.h>
+
+#define BFA_ERR			KERN_ERR
+#define BFA_WARNING		KERN_WARNING
+#define BFA_NOTICE		KERN_NOTICE
+#define BFA_INFO		KERN_INFO
+#define BFA_DEBUG		KERN_DEBUG
+
+#define LOG_BFAD_INIT		0x00000001
+#define LOG_FCP_IO		0x00000002
+
+#ifdef DEBUG
+#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...)			\
+		BFA_LOG(bfad, level, mask, fmt, ## arg)
+#define BFA_DEV_TRACE(bfad, level, fmt, arg...)				\
+		BFA_DEV_PRINTF(bfad, level, fmt, ## arg)
+#define BFA_TRACE(level, fmt, arg...)					\
+		BFA_PRINTF(level, fmt, ## arg)
+#else
+#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...)
+#define BFA_DEV_TRACE(bfad, level, fmt, arg...)
+#define BFA_TRACE(level, fmt, arg...)
+#endif
+
+#define BFA_ASSERT(p) do {						\
+	if (!(p)) {      \
+		printk(KERN_ERR "assert(%s) failed at %s:%d\n",		\
+		#p, __FILE__, __LINE__);      \
+		BUG();      \
+	}								\
+} while (0)
+
+
+#define BFA_LOG(bfad, level, mask, fmt, arg...)				\
+do { 									\
+	if (((mask) & (((struct bfad_s *)(bfad))->			\
+		cfg_data[cfg_log_mask])) || (level[1] <= '3'))		\
+		dev_printk(level, &(((struct bfad_s *)			\
+			(bfad))->pcidev->dev), fmt, ##arg);      \
+} while (0)
+
+#ifndef BFA_DEV_PRINTF
+#define BFA_DEV_PRINTF(bfad, level, fmt, arg...)			\
+		dev_printk(level, &(((struct bfad_s *)			\
+			(bfad))->pcidev->dev), fmt, ##arg);
+#endif
+
+#define BFA_PRINTF(level, fmt, arg...)					\
+		printk(level fmt, ##arg);
+
+int bfa_os_MWB(void *);
+
+#define bfa_os_mmiowb()		mmiowb()
+
+#define bfa_swap_3b(_x)				\
+	((((_x) & 0xff) << 16) |		\
+	((_x) & 0x00ff00) |			\
+	(((_x) & 0xff0000) >> 16))
+
+#define bfa_swap_8b(_x) 				\
+     ((((_x) & 0xff00000000000000ull) >> 56)		\
+      | (((_x) & 0x00ff000000000000ull) >> 40)		\
+      | (((_x) & 0x0000ff0000000000ull) >> 24)		\
+      | (((_x) & 0x000000ff00000000ull) >> 8)		\
+      | (((_x) & 0x00000000ff000000ull) << 8)		\
+      | (((_x) & 0x0000000000ff0000ull) << 24)		\
+      | (((_x) & 0x000000000000ff00ull) << 40)		\
+      | (((_x) & 0x00000000000000ffull) << 56))
+
+#define bfa_os_swap32(_x) 			\
+	((((_x) & 0xff) << 24) 		|	\
+	(((_x) & 0x0000ff00) << 8)	|	\
+	(((_x) & 0x00ff0000) >> 8)	|	\
+	(((_x) & 0xff000000) >> 24))
+
+
+#ifndef __BIGENDIAN
+#define bfa_os_htons(_x) ((u16)((((_x) & 0xff00) >> 8) | \
+				 (((_x) & 0x00ff) << 8)))
+
+#define bfa_os_htonl(_x)	bfa_os_swap32(_x)
+#define bfa_os_htonll(_x)	bfa_swap_8b(_x)
+#define bfa_os_hton3b(_x)	bfa_swap_3b(_x)
+
+#define bfa_os_wtole(_x)   (_x)
+
+#else
+
+#define bfa_os_htons(_x)   (_x)
+#define bfa_os_htonl(_x)   (_x)
+#define bfa_os_hton3b(_x)  (_x)
+#define bfa_os_htonll(_x)  (_x)
+#define bfa_os_wtole(_x)   bfa_os_swap32(_x)
+
+#endif
+
+#define bfa_os_ntohs(_x)   bfa_os_htons(_x)
+#define bfa_os_ntohl(_x)   bfa_os_htonl(_x)
+#define bfa_os_ntohll(_x)  bfa_os_htonll(_x)
+#define bfa_os_ntoh3b(_x)  bfa_os_hton3b(_x)
+
+#define bfa_os_u32(__pa64) ((__pa64) >> 32)
+
+#define bfa_os_memset	memset
+#define bfa_os_memcpy	memcpy
+#define bfa_os_udelay	udelay
+#define bfa_os_vsprintf vsprintf
+
+#define bfa_os_assign(__t, __s) __t = __s
+
+#define bfa_os_addr_t char __iomem *
+#define bfa_os_panic()
+
+#define bfa_os_reg_read(_raddr) bfa_os_wtole(readl(_raddr))
+#define bfa_os_reg_write(_raddr, _val) writel(bfa_os_wtole((_val)), (_raddr))
+#define bfa_os_mem_read(_raddr, _off)                                   \
+	bfa_os_ntohl(readl(((_raddr) + (_off))))
+#define bfa_os_mem_write(_raddr, _off, _val)                            \
+	writel(bfa_os_htonl((_val)), ((_raddr) + (_off)))
+
+#define BFA_TRC_TS(_trcm)						\
+			({						\
+				struct timeval tv;			\
+									\
+				do_gettimeofday(&tv);      \
+				(tv.tv_sec*1000000+tv.tv_usec);      \
+			 })
+
+struct bfa_log_mod_s;
+void bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id,
+			const char *fmt, ...);
+#endif
+
+#define boolean_t int
+
+/**
+ * For current time stamp, OS API will fill-in
+ */
+struct bfa_timeval_s {
+	u32	tv_sec;		/*  seconds        */
+	u32	tv_usec;	/*  microseconds   */
+};
+
+void bfa_os_gettimeofday(struct bfa_timeval_s *tv);
+
+static inline void
+wwn2str(char *wwn_str, u64 wwn)
+{
+	union {
+		u64 wwn;
+		u8 byte[8];
+	} w;
+
+	w.wwn = wwn;
+	sprintf(wwn_str, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", w.byte[0],
+		w.byte[1], w.byte[2], w.byte[3], w.byte[4], w.byte[5],
+		w.byte[6], w.byte[7]);
+}
+
+static inline void
+fcid2str(char *fcid_str, u32 fcid)
+{
+	union {
+		u32 fcid;
+		u8 byte[4];
+	} f;
+
+	f.fcid = fcid;
+	sprintf(fcid_str, "%02x:%02x:%02x", f.byte[1], f.byte[2], f.byte[3]);
+}
+
+#endif /* __BFA_OS_INC_H__ */

drivers/scsi/bfa/bfa_port.c

@@ -0,0 +1,460 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <defs/bfa_defs_port.h>
+#include <cs/bfa_trc.h>
+#include <cs/bfa_log.h>
+#include <cs/bfa_debug.h>
+#include <port/bfa_port.h>
+#include <bfi/bfi.h>
+#include <bfi/bfi_port.h>
+#include <bfa_ioc.h>
+#include <cna/bfa_cna_trcmod.h>
+
+BFA_TRC_FILE(CNA, PORT);
+
+#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
+#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc)
+
+static void
+bfa_port_stats_swap(struct bfa_port_s *port, union bfa_pport_stats_u *stats)
+{
+	u32       *dip = (u32 *) stats;
+	u32        t0, t1;
+	int             i;
+
+	for (i = 0; i < sizeof(union bfa_pport_stats_u) / sizeof(u32);
+	     i += 2) {
+		t0 = dip[i];
+		t1 = dip[i + 1];
+#ifdef __BIGENDIAN
+		dip[i] = bfa_os_ntohl(t0);
+		dip[i + 1] = bfa_os_ntohl(t1);
+#else
+		dip[i] = bfa_os_ntohl(t1);
+		dip[i + 1] = bfa_os_ntohl(t0);
+#endif
+	}
+
+    /** todo
+     * QoS stats r also swapped as 64bit; that structure also
+     * has to use 64 bit counters
+     */
+}
+
+/**
+ * bfa_port_enable_isr()
+ *
+ *
+ * @param[in] port - Pointer to the port module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_enable_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+	bfa_assert(0);
+}
+
+/**
+ * bfa_port_disable_isr()
+ *
+ *
+ * @param[in] port - Pointer to the port module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_disable_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+	bfa_assert(0);
+}
+
+/**
+ * bfa_port_get_stats_isr()
+ *
+ *
+ * @param[in] port - Pointer to the Port module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_get_stats_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+	port->stats_status = status;
+	port->stats_busy = BFA_FALSE;
+
+	if (status == BFA_STATUS_OK) {
+		memcpy(port->stats, port->stats_dma.kva,
+		       sizeof(union bfa_pport_stats_u));
+		bfa_port_stats_swap(port, port->stats);
+	}
+
+	if (port->stats_cbfn) {
+		port->stats_cbfn(port->stats_cbarg, status);
+		port->stats_cbfn = NULL;
+	}
+}
+
+/**
+ * bfa_port_clear_stats_isr()
+ *
+ *
+ * @param[in] port - Pointer to the Port module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+	port->stats_status = status;
+	port->stats_busy = BFA_FALSE;
+
+	if (port->stats_cbfn) {
+		port->stats_cbfn(port->stats_cbarg, status);
+		port->stats_cbfn = NULL;
+	}
+}
+
+/**
+ * bfa_port_isr()
+ *
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return void
+ */
+static void
+bfa_port_isr(void *cbarg, struct bfi_mbmsg_s *m)
+{
+	struct bfa_port_s *port = (struct bfa_port_s *)cbarg;
+	union bfi_port_i2h_msg_u *i2hmsg;
+
+	i2hmsg = (union bfi_port_i2h_msg_u *)m;
+	bfa_trc(port, m->mh.msg_id);
+
+	switch (m->mh.msg_id) {
+	case BFI_PORT_I2H_ENABLE_RSP:
+		if (port->endis_pending == BFA_FALSE)
+			break;
+		bfa_port_enable_isr(port, i2hmsg->enable_rsp.status);
+		break;
+
+	case BFI_PORT_I2H_DISABLE_RSP:
+		if (port->endis_pending == BFA_FALSE)
+			break;
+		bfa_port_disable_isr(port, i2hmsg->disable_rsp.status);
+		break;
+
+	case BFI_PORT_I2H_GET_STATS_RSP:
+		/*
+		 * Stats busy flag is still set? (may be cmd timed out)
+		 */
+		if (port->stats_busy == BFA_FALSE)
+			break;
+		bfa_port_get_stats_isr(port, i2hmsg->getstats_rsp.status);
+		break;
+
+	case BFI_PORT_I2H_CLEAR_STATS_RSP:
+		if (port->stats_busy == BFA_FALSE)
+			break;
+		bfa_port_clear_stats_isr(port, i2hmsg->clearstats_rsp.status);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * bfa_port_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+u32
+bfa_port_meminfo(void)
+{
+	return BFA_ROUNDUP(sizeof(union bfa_pport_stats_u), BFA_DMA_ALIGN_SZ);
+}
+
+/**
+ * bfa_port_mem_claim()
+ *
+ *
+ * @param[in] port Port module pointer
+ * 	      dma_kva Kernel Virtual Address of Port DMA Memory
+ * 	      dma_pa  Physical Address of Port DMA Memory
+ *
+ * @return void
+ */
+void
+bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva, u64 dma_pa)
+{
+	port->stats_dma.kva = dma_kva;
+	port->stats_dma.pa = dma_pa;
+}
+
+/**
+ * bfa_port_enable()
+ *
+ *   Send the Port enable request to the f/w
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_enable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn,
+		void *cbarg)
+{
+	struct bfi_port_generic_req_s *m;
+
+	/** todo Not implemented */
+	bfa_assert(0);
+
+	if (!bfa_ioc_is_operational(port->ioc)) {
+		bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+
+	if (port->endis_pending) {
+		bfa_trc(port, BFA_STATUS_DEVBUSY);
+		return BFA_STATUS_DEVBUSY;
+	}
+
+	m = (struct bfi_port_generic_req_s *)port->endis_mb.msg;
+
+	port->msgtag++;
+	port->endis_cbfn = cbfn;
+	port->endis_cbarg = cbarg;
+	port->endis_pending = BFA_TRUE;
+
+	bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_ENABLE_REQ,
+		    bfa_ioc_portid(port->ioc));
+	bfa_ioc_mbox_queue(port->ioc, &port->endis_mb);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_port_disable()
+ *
+ *   Send the Port disable request to the f/w
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_disable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn,
+		 void *cbarg)
+{
+	struct bfi_port_generic_req_s *m;
+
+	/** todo Not implemented */
+	bfa_assert(0);
+
+	if (!bfa_ioc_is_operational(port->ioc)) {
+		bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+
+	if (port->endis_pending) {
+		bfa_trc(port, BFA_STATUS_DEVBUSY);
+		return BFA_STATUS_DEVBUSY;
+	}
+
+	m = (struct bfi_port_generic_req_s *)port->endis_mb.msg;
+
+	port->msgtag++;
+	port->endis_cbfn = cbfn;
+	port->endis_cbarg = cbarg;
+	port->endis_pending = BFA_TRUE;
+
+	bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_DISABLE_REQ,
+		    bfa_ioc_portid(port->ioc));
+	bfa_ioc_mbox_queue(port->ioc, &port->endis_mb);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_port_get_stats()
+ *
+ *   Send the request to the f/w to fetch Port statistics.
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_get_stats(struct bfa_port_s *port, union bfa_pport_stats_u *stats,
+		   bfa_port_stats_cbfn_t cbfn, void *cbarg)
+{
+	struct bfi_port_get_stats_req_s *m;
+
+	if (!bfa_ioc_is_operational(port->ioc)) {
+		bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+
+	if (port->stats_busy) {
+		bfa_trc(port, BFA_STATUS_DEVBUSY);
+		return BFA_STATUS_DEVBUSY;
+	}
+
+	m = (struct bfi_port_get_stats_req_s *)port->stats_mb.msg;
+
+	port->stats = stats;
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+	port->stats_busy = BFA_TRUE;
+	bfa_dma_be_addr_set(m->dma_addr, port->stats_dma.pa);
+
+	bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_GET_STATS_REQ,
+		    bfa_ioc_portid(port->ioc));
+	bfa_ioc_mbox_queue(port->ioc, &port->stats_mb);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_port_clear_stats()
+ *
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_clear_stats(struct bfa_port_s *port, bfa_port_stats_cbfn_t cbfn,
+		     void *cbarg)
+{
+	struct bfi_port_generic_req_s *m;
+
+	if (!bfa_ioc_is_operational(port->ioc)) {
+		bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+
+	if (port->stats_busy) {
+		bfa_trc(port, BFA_STATUS_DEVBUSY);
+		return BFA_STATUS_DEVBUSY;
+	}
+
+	m = (struct bfi_port_generic_req_s *)port->stats_mb.msg;
+
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+	port->stats_busy = BFA_TRUE;
+
+	bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_CLEAR_STATS_REQ,
+		    bfa_ioc_portid(port->ioc));
+	bfa_ioc_mbox_queue(port->ioc, &port->stats_mb);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_port_hbfail()
+ *
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return void
+ */
+void
+bfa_port_hbfail(void *arg)
+{
+	struct bfa_port_s *port = (struct bfa_port_s *)arg;
+
+	/*
+	 * Fail any pending get_stats/clear_stats requests
+	 */
+	if (port->stats_busy) {
+		if (port->stats_cbfn)
+			port->stats_cbfn(port->dev, BFA_STATUS_FAILED);
+		port->stats_cbfn = NULL;
+		port->stats_busy = BFA_FALSE;
+	}
+
+	/*
+	 * Clear any enable/disable is pending
+	 */
+	if (port->endis_pending) {
+		if (port->endis_cbfn)
+			port->endis_cbfn(port->dev, BFA_STATUS_FAILED);
+		port->endis_cbfn = NULL;
+		port->endis_pending = BFA_FALSE;
+	}
+}
+
+/**
+ * bfa_port_attach()
+ *
+ *
+ * @param[in] port - Pointer to the Port module data structure
+ *            ioc  - Pointer to the ioc module data structure
+ *            dev  - Pointer to the device driver module data structure
+ *                   The device driver specific mbox ISR functions have
+ *                   this pointer as one of the parameters.
+ *            trcmod -
+ *            logmod -
+ *
+ * @return void
+ */
+void
+bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, void *dev,
+		struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod)
+{
+	bfa_assert(port);
+
+	port->dev = dev;
+	port->ioc = ioc;
+	port->trcmod = trcmod;
+	port->logmod = logmod;
+
+	port->stats_busy = port->endis_pending = BFA_FALSE;
+	port->stats_cbfn = port->endis_cbfn = NULL;
+
+	bfa_ioc_mbox_regisr(port->ioc, BFI_MC_PORT, bfa_port_isr, port);
+	bfa_ioc_hbfail_init(&port->hbfail, bfa_port_hbfail, port);
+	bfa_ioc_hbfail_register(port->ioc, &port->hbfail);
+
+	bfa_trc(port, 0);
+}
+
+/**
+ * bfa_port_detach()
+ *
+ *
+ * @param[in] port - Pointer to the Port module data structure
+ *
+ * @return void
+ */
+void
+bfa_port_detach(struct bfa_port_s *port)
+{
+	bfa_trc(port, 0);
+}

drivers/scsi/bfa/bfa_port_priv.h

@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_PORT_PRIV_H__
+#define __BFA_PORT_PRIV_H__
+
+#include <defs/bfa_defs_pport.h>
+#include <bfi/bfi_pport.h>
+#include "bfa_intr_priv.h"
+
+/**
+ * BFA physical port data structure
+ */
+struct bfa_pport_s {
+	struct bfa_s 		*bfa;	/*  parent BFA instance */
+	bfa_sm_t		sm;	/*  port state machine */
+	wwn_t			nwwn;	/*  node wwn of physical port */
+	wwn_t			pwwn;	/*  port wwn of physical oprt */
+	enum bfa_pport_speed speed_sup;
+					/*  supported speeds */
+	enum bfa_pport_speed speed;	/*  current speed */
+	enum bfa_pport_topology topology;	/*  current topology */
+	u8			myalpa;	/*  my ALPA in LOOP topology */
+	u8			rsvd[3];
+	struct bfa_pport_cfg_s	cfg;	/*  current port configuration */
+	struct bfa_qos_attr_s  qos_attr;   /* QoS Attributes */
+	struct bfa_qos_vc_attr_s qos_vc_attr;  /*  VC info from ELP */
+	struct bfa_reqq_wait_s	reqq_wait;
+					/*  to wait for room in reqq */
+	struct bfa_reqq_wait_s	svcreq_wait;
+					/*  to wait for room in reqq */
+	struct bfa_reqq_wait_s	stats_reqq_wait;
+					/*  to wait for room in reqq (stats) */
+	void			*event_cbarg;
+	void			(*event_cbfn) (void *cbarg,
+						bfa_pport_event_t event);
+	union {
+		union bfi_pport_i2h_msg_u i2hmsg;
+	} event_arg;
+	void			*bfad;	/*  BFA driver handle */
+	struct bfa_cb_qe_s		hcb_qe;	/*  BFA callback queue elem */
+	enum bfa_pport_linkstate	hcb_event;
+					/*  link event for callback */
+	u32		msgtag;	/*  fimrware msg tag for reply */
+	u8			*stats_kva;
+	u64		stats_pa;
+	union bfa_pport_stats_u *stats;	/*  pport stats */
+	u32		mypid : 24;
+	u32		rsvd_b : 8;
+	struct bfa_timer_s 	timer;	/*  timer */
+	union bfa_pport_stats_u 	*stats_ret;
+					/*  driver stats location */
+	bfa_status_t		stats_status;
+					/*  stats/statsclr status */
+	bfa_boolean_t   	stats_busy;
+					/*  outstanding stats/statsclr */
+	bfa_boolean_t   	stats_qfull;
+	bfa_boolean_t   	diag_busy;
+					/*  diag busy status */
+	bfa_boolean_t   	beacon;
+					/*  port beacon status */
+	bfa_boolean_t   	link_e2e_beacon;
+					/*  link beacon status */
+	bfa_cb_pport_t		stats_cbfn;
+					/*  driver callback function */
+	void			*stats_cbarg;
+					/* *!< user callback arg */
+};
+
+#define BFA_PORT_MOD(__bfa)	(&(__bfa)->modules.pport)
+
+/*
+ * public functions
+ */
+void	bfa_pport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+#endif /* __BFA_PORT_PRIV_H__ */

drivers/scsi/bfa/bfa_priv.h

@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_PRIV_H__
+#define __BFA_PRIV_H__
+
+#include "bfa_iocfc.h"
+#include "bfa_intr_priv.h"
+#include "bfa_trcmod_priv.h"
+#include "bfa_modules_priv.h"
+#include "bfa_fwimg_priv.h"
+#include <cs/bfa_log.h>
+#include <bfa_timer.h>
+
+/**
+ * Macro to define a new BFA module
+ */
+#define BFA_MODULE(__mod) 						\
+	static void bfa_ ## __mod ## _meminfo(				\
+			struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,	\
+			u32 *dm_len);      \
+	static void bfa_ ## __mod ## _attach(struct bfa_s *bfa,		\
+			void *bfad, struct bfa_iocfc_cfg_s *cfg, 	\
+			struct bfa_meminfo_s *meminfo,			\
+			struct bfa_pcidev_s *pcidev);      \
+	static void bfa_ ## __mod ## _initdone(struct bfa_s *bfa);      \
+	static void bfa_ ## __mod ## _detach(struct bfa_s *bfa);      \
+	static void bfa_ ## __mod ## _start(struct bfa_s *bfa);      \
+	static void bfa_ ## __mod ## _stop(struct bfa_s *bfa);      \
+	static void bfa_ ## __mod ## _iocdisable(struct bfa_s *bfa);      \
+									\
+	extern struct bfa_module_s hal_mod_ ## __mod;			\
+	struct bfa_module_s hal_mod_ ## __mod = {			\
+		bfa_ ## __mod ## _meminfo,				\
+		bfa_ ## __mod ## _attach,				\
+		bfa_ ## __mod ## _initdone,				\
+		bfa_ ## __mod ## _detach,				\
+		bfa_ ## __mod ## _start,				\
+		bfa_ ## __mod ## _stop,					\
+		bfa_ ## __mod ## _iocdisable,				\
+	}
+
+#define BFA_CACHELINE_SZ	(256)
+
+/**
+ * Structure used to interact between different BFA sub modules
+ *
+ * Each sub module needs to implement only the entry points relevant to it (and
+ * can leave entry points as NULL)
+ */
+struct bfa_module_s {
+	void (*meminfo) (struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+			u32 *dm_len);
+	void (*attach) (struct bfa_s *bfa, void *bfad,
+			struct bfa_iocfc_cfg_s *cfg,
+			struct bfa_meminfo_s *meminfo,
+			struct bfa_pcidev_s *pcidev);
+	void (*initdone) (struct bfa_s *bfa);
+	void (*detach) (struct bfa_s *bfa);
+	void (*start) (struct bfa_s *bfa);
+	void (*stop) (struct bfa_s *bfa);
+	void (*iocdisable) (struct bfa_s *bfa);
+};
+
+extern struct bfa_module_s *hal_mods[];
+
+struct bfa_s {
+	void			*bfad;		/*  BFA driver instance    */
+	struct bfa_aen_s	*aen;		/*  AEN module		    */
+	struct bfa_plog_s	*plog;		/*  portlog buffer	    */
+	struct bfa_log_mod_s	*logm;		/*  driver logging modulen */
+	struct bfa_trc_mod_s	*trcmod;	/*  driver tracing	    */
+	struct bfa_ioc_s	ioc;		/*  IOC module		    */
+	struct bfa_iocfc_s	iocfc;		/*  IOCFC module	    */
+	struct bfa_timer_mod_s	timer_mod;	/*  timer module	    */
+	struct bfa_modules_s	modules;	/*  BFA modules	    */
+	struct list_head	comp_q;		/*  pending completions    */
+	bfa_boolean_t		rme_process;	/*  RME processing enabled */
+	struct list_head		reqq_waitq[BFI_IOC_MAX_CQS];
+	bfa_boolean_t		fcs;		/*  FCS is attached to BFA */
+	struct bfa_msix_s	msix;
+};
+
+extern bfa_isr_func_t bfa_isrs[BFI_MC_MAX];
+extern bfa_ioc_mbox_mcfunc_t  bfa_mbox_isrs[];
+extern bfa_boolean_t bfa_auto_recover;
+extern struct bfa_module_s hal_mod_flash;
+extern struct bfa_module_s hal_mod_fcdiag;
+extern struct bfa_module_s hal_mod_sgpg;
+extern struct bfa_module_s hal_mod_pport;
+extern struct bfa_module_s hal_mod_fcxp;
+extern struct bfa_module_s hal_mod_lps;
+extern struct bfa_module_s hal_mod_uf;
+extern struct bfa_module_s hal_mod_rport;
+extern struct bfa_module_s hal_mod_fcpim;
+extern struct bfa_module_s hal_mod_pbind;
+
+#endif /* __BFA_PRIV_H__ */
+

drivers/scsi/bfa/bfa_rport.c

@@ -0,0 +1,911 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <cs/bfa_debug.h>
+#include <bfi/bfi_rport.h>
+#include "bfa_intr_priv.h"
+
+BFA_TRC_FILE(HAL, RPORT);
+BFA_MODULE(rport);
+
+#define bfa_rport_offline_cb(__rp) do {				\
+	if ((__rp)->bfa->fcs)						\
+		bfa_cb_rport_offline((__rp)->rport_drv);      \
+	else {								\
+		bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe,		\
+				__bfa_cb_rport_offline, (__rp));      \
+	}								\
+} while (0)
+
+#define bfa_rport_online_cb(__rp) do {				\
+	if ((__rp)->bfa->fcs)						\
+		bfa_cb_rport_online((__rp)->rport_drv);      \
+	else {								\
+		bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe,		\
+				  __bfa_cb_rport_online, (__rp));      \
+		}							\
+} while (0)
+
+/*
+ * forward declarations
+ */
+static struct bfa_rport_s *bfa_rport_alloc(struct bfa_rport_mod_s *rp_mod);
+static void bfa_rport_free(struct bfa_rport_s *rport);
+static bfa_boolean_t bfa_rport_send_fwcreate(struct bfa_rport_s *rp);
+static bfa_boolean_t bfa_rport_send_fwdelete(struct bfa_rport_s *rp);
+static bfa_boolean_t bfa_rport_send_fwspeed(struct bfa_rport_s *rp);
+static void __bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete);
+
+/**
+ *  bfa_rport_sm BFA rport state machine
+ */
+
+
+enum bfa_rport_event {
+	BFA_RPORT_SM_CREATE	= 1,	/*  rport create event		*/
+	BFA_RPORT_SM_DELETE	= 2,	/*  deleting an existing rport */
+	BFA_RPORT_SM_ONLINE	= 3,	/*  rport is online		*/
+	BFA_RPORT_SM_OFFLINE	= 4,	/*  rport is offline		*/
+	BFA_RPORT_SM_FWRSP	= 5,	/*  firmware response		*/
+	BFA_RPORT_SM_HWFAIL	= 6,	/*  IOC h/w failure		*/
+	BFA_RPORT_SM_QOS_SCN	= 7,	/*  QoS SCN from firmware	*/
+	BFA_RPORT_SM_SET_SPEED	= 8,	/*  Set Rport Speed 		*/
+	BFA_RPORT_SM_QRESUME	= 9,	/*  space in requeue queue	*/
+};
+
+static void	bfa_rport_sm_uninit(struct bfa_rport_s *rp,
+					enum bfa_rport_event event);
+static void	bfa_rport_sm_created(struct bfa_rport_s *rp,
+					 enum bfa_rport_event event);
+static void	bfa_rport_sm_fwcreate(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_online(struct bfa_rport_s *rp,
+					enum bfa_rport_event event);
+static void	bfa_rport_sm_fwdelete(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_offline(struct bfa_rport_s *rp,
+					 enum bfa_rport_event event);
+static void	bfa_rport_sm_deleting(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_iocdisable(struct bfa_rport_s *rp,
+					    enum bfa_rport_event event);
+static void	bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+
+/**
+ * Beginning state, only online event expected.
+ */
+static void
+bfa_rport_sm_uninit(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_CREATE:
+		bfa_stats(rp, sm_un_cr);
+		bfa_sm_set_state(rp, bfa_rport_sm_created);
+		break;
+
+	default:
+		bfa_stats(rp, sm_un_unexp);
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_rport_sm_created(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_ONLINE:
+		bfa_stats(rp, sm_cr_on);
+		if (bfa_rport_send_fwcreate(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_cr_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_cr_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	default:
+		bfa_stats(rp, sm_cr_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Waiting for rport create response from firmware.
+ */
+static void
+bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_fwc_rsp);
+		bfa_sm_set_state(rp, bfa_rport_sm_online);
+		bfa_rport_online_cb(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_fwc_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
+		break;
+
+	case BFA_RPORT_SM_OFFLINE:
+		bfa_stats(rp, sm_fwc_off);
+		bfa_sm_set_state(rp, bfa_rport_sm_offline_pending);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_fwc_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	default:
+		bfa_stats(rp, sm_fwc_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Request queue is full, awaiting queue resume to send create request.
+ */
+static void
+bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_QRESUME:
+		bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+		bfa_rport_send_fwcreate(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_fwc_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_OFFLINE:
+		bfa_stats(rp, sm_fwc_off);
+		bfa_sm_set_state(rp, bfa_rport_sm_offline);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_fwc_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		break;
+
+	default:
+		bfa_stats(rp, sm_fwc_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Online state - normal parking state.
+ */
+static void
+bfa_rport_sm_online(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	struct bfi_rport_qos_scn_s *qos_scn;
+
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_OFFLINE:
+		bfa_stats(rp, sm_on_off);
+		if (bfa_rport_send_fwdelete(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_on_del);
+		if (bfa_rport_send_fwdelete(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_on_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	case BFA_RPORT_SM_SET_SPEED:
+		bfa_rport_send_fwspeed(rp);
+		break;
+
+	case BFA_RPORT_SM_QOS_SCN:
+		qos_scn = (struct bfi_rport_qos_scn_s *) rp->event_arg.fw_msg;
+		rp->qos_attr = qos_scn->new_qos_attr;
+		bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_flow_id);
+		bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_flow_id);
+		bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_priority);
+		bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_priority);
+
+		qos_scn->old_qos_attr.qos_flow_id  =
+			bfa_os_ntohl(qos_scn->old_qos_attr.qos_flow_id);
+		qos_scn->new_qos_attr.qos_flow_id  =
+			bfa_os_ntohl(qos_scn->new_qos_attr.qos_flow_id);
+		qos_scn->old_qos_attr.qos_priority =
+			bfa_os_ntohl(qos_scn->old_qos_attr.qos_priority);
+		qos_scn->new_qos_attr.qos_priority =
+			bfa_os_ntohl(qos_scn->new_qos_attr.qos_priority);
+
+		if (qos_scn->old_qos_attr.qos_flow_id !=
+			qos_scn->new_qos_attr.qos_flow_id)
+			bfa_cb_rport_qos_scn_flowid(rp->rport_drv,
+						    qos_scn->old_qos_attr,
+						    qos_scn->new_qos_attr);
+		if (qos_scn->old_qos_attr.qos_priority !=
+			qos_scn->new_qos_attr.qos_priority)
+			bfa_cb_rport_qos_scn_prio(rp->rport_drv,
+						  qos_scn->old_qos_attr,
+						  qos_scn->new_qos_attr);
+		break;
+
+	default:
+		bfa_stats(rp, sm_on_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Firmware rport is being deleted - awaiting f/w response.
+ */
+static void
+bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_fwd_rsp);
+		bfa_sm_set_state(rp, bfa_rport_sm_offline);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_fwd_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_fwd_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	default:
+		bfa_stats(rp, sm_fwd_unexp);
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_QRESUME:
+		bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
+		bfa_rport_send_fwdelete(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_fwd_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_fwd_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	default:
+		bfa_stats(rp, sm_fwd_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Offline state.
+ */
+static void
+bfa_rport_sm_offline(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_off_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_ONLINE:
+		bfa_stats(rp, sm_off_on);
+		if (bfa_rport_send_fwcreate(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_off_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	default:
+		bfa_stats(rp, sm_off_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Rport is deleted, waiting for firmware response to delete.
+ */
+static void
+bfa_rport_sm_deleting(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_del_fwrsp);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_del_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_QRESUME:
+		bfa_stats(rp, sm_del_fwrsp);
+		bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+		bfa_rport_send_fwdelete(rp);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_del_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		bfa_rport_free(rp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Waiting for rport create response from firmware. A delete is pending.
+ */
+static void
+bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
+				enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_delp_fwrsp);
+		if (bfa_rport_send_fwdelete(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_delp_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	default:
+		bfa_stats(rp, sm_delp_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Waiting for rport create response from firmware. Rport offline is pending.
+ */
+static void
+bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
+				 enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_offp_fwrsp);
+		if (bfa_rport_send_fwdelete(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_offp_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_offp_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	default:
+		bfa_stats(rp, sm_offp_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IOC h/w failed.
+ */
+static void
+bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_OFFLINE:
+		bfa_stats(rp, sm_iocd_off);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_iocd_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_ONLINE:
+		bfa_stats(rp, sm_iocd_on);
+		if (bfa_rport_send_fwcreate(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_stats(rp, sm_iocd_unexp);
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_rport_private BFA rport private functions
+ */
+
+static void
+__bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_rport_s *rp = cbarg;
+
+	if (complete)
+		bfa_cb_rport_online(rp->rport_drv);
+}
+
+static void
+__bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_rport_s *rp = cbarg;
+
+	if (complete)
+		bfa_cb_rport_offline(rp->rport_drv);
+}
+
+static void
+bfa_rport_qresume(void *cbarg)
+{
+	struct bfa_rport_s	*rp = cbarg;
+
+	bfa_sm_send_event(rp, BFA_RPORT_SM_QRESUME);
+}
+
+static void
+bfa_rport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	if (cfg->fwcfg.num_rports < BFA_RPORT_MIN)
+		cfg->fwcfg.num_rports = BFA_RPORT_MIN;
+
+	*km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_rport_s);
+}
+
+static void
+bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		     struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
+	struct bfa_rport_s *rp;
+	u16        i;
+
+	INIT_LIST_HEAD(&mod->rp_free_q);
+	INIT_LIST_HEAD(&mod->rp_active_q);
+
+	rp = (struct bfa_rport_s *) bfa_meminfo_kva(meminfo);
+	mod->rps_list = rp;
+	mod->num_rports = cfg->fwcfg.num_rports;
+
+	bfa_assert(mod->num_rports
+		   && !(mod->num_rports & (mod->num_rports - 1)));
+
+	for (i = 0; i < mod->num_rports; i++, rp++) {
+		bfa_os_memset(rp, 0, sizeof(struct bfa_rport_s));
+		rp->bfa = bfa;
+		rp->rport_tag = i;
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+
+		/**
+		 *  - is unused
+		 */
+		if (i)
+			list_add_tail(&rp->qe, &mod->rp_free_q);
+
+		bfa_reqq_winit(&rp->reqq_wait, bfa_rport_qresume, rp);
+	}
+
+	/**
+	 * consume memory
+	 */
+	bfa_meminfo_kva(meminfo) = (u8 *) rp;
+}
+
+static void
+bfa_rport_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_rport_detach(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_rport_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_rport_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_rport_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
+	struct bfa_rport_s *rport;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &mod->rp_active_q) {
+		rport = (struct bfa_rport_s *) qe;
+		bfa_sm_send_event(rport, BFA_RPORT_SM_HWFAIL);
+	}
+}
+
+static struct bfa_rport_s *
+bfa_rport_alloc(struct bfa_rport_mod_s *mod)
+{
+	struct bfa_rport_s *rport;
+
+	bfa_q_deq(&mod->rp_free_q, &rport);
+	if (rport)
+		list_add_tail(&rport->qe, &mod->rp_active_q);
+
+	return (rport);
+}
+
+static void
+bfa_rport_free(struct bfa_rport_s *rport)
+{
+	struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(rport->bfa);
+
+	bfa_assert(bfa_q_is_on_q(&mod->rp_active_q, rport));
+	list_del(&rport->qe);
+	list_add_tail(&rport->qe, &mod->rp_free_q);
+}
+
+static bfa_boolean_t
+bfa_rport_send_fwcreate(struct bfa_rport_s *rp)
+{
+	struct bfi_rport_create_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
+	if (!m) {
+		bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_CREATE_REQ,
+			bfa_lpuid(rp->bfa));
+	m->bfa_handle = rp->rport_tag;
+	m->max_frmsz = bfa_os_htons(rp->rport_info.max_frmsz);
+	m->pid = rp->rport_info.pid;
+	m->lp_tag = rp->rport_info.lp_tag;
+	m->local_pid = rp->rport_info.local_pid;
+	m->fc_class = rp->rport_info.fc_class;
+	m->vf_en = rp->rport_info.vf_en;
+	m->vf_id = rp->rport_info.vf_id;
+	m->cisc = rp->rport_info.cisc;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT);
+	return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_rport_send_fwdelete(struct bfa_rport_s *rp)
+{
+	struct bfi_rport_delete_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
+	if (!m) {
+		bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_DELETE_REQ,
+			bfa_lpuid(rp->bfa));
+	m->fw_handle = rp->fw_handle;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT);
+	return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_rport_send_fwspeed(struct bfa_rport_s *rp)
+{
+	struct bfa_rport_speed_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
+	if (!m) {
+		bfa_trc(rp->bfa, rp->rport_info.speed);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_SET_SPEED_REQ,
+			bfa_lpuid(rp->bfa));
+	m->fw_handle = rp->fw_handle;
+	m->speed = (u8)rp->rport_info.speed;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT);
+	return BFA_TRUE;
+}
+
+
+
+/**
+ *  bfa_rport_public
+ */
+
+/**
+ * 		Rport interrupt processing.
+ */
+void
+bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	union bfi_rport_i2h_msg_u msg;
+	struct bfa_rport_s *rp;
+
+	bfa_trc(bfa, m->mhdr.msg_id);
+
+	msg.msg = m;
+
+	switch (m->mhdr.msg_id) {
+	case BFI_RPORT_I2H_CREATE_RSP:
+		rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle);
+		rp->fw_handle = msg.create_rsp->fw_handle;
+		rp->qos_attr = msg.create_rsp->qos_attr;
+		bfa_assert(msg.create_rsp->status == BFA_STATUS_OK);
+		bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
+		break;
+
+	case BFI_RPORT_I2H_DELETE_RSP:
+		rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle);
+		bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK);
+		bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
+		break;
+
+	case BFI_RPORT_I2H_QOS_SCN:
+		rp = BFA_RPORT_FROM_TAG(bfa, msg.qos_scn_evt->bfa_handle);
+		rp->event_arg.fw_msg = msg.qos_scn_evt;
+		bfa_sm_send_event(rp, BFA_RPORT_SM_QOS_SCN);
+		break;
+
+	default:
+		bfa_trc(bfa, m->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_rport_api
+ */
+
+struct bfa_rport_s *
+bfa_rport_create(struct bfa_s *bfa, void *rport_drv)
+{
+	struct bfa_rport_s *rp;
+
+	rp = bfa_rport_alloc(BFA_RPORT_MOD(bfa));
+
+	if (rp == NULL)
+		return (NULL);
+
+	rp->bfa = bfa;
+	rp->rport_drv = rport_drv;
+	bfa_rport_clear_stats(rp);
+
+	bfa_assert(bfa_sm_cmp_state(rp, bfa_rport_sm_uninit));
+	bfa_sm_send_event(rp, BFA_RPORT_SM_CREATE);
+
+	return (rp);
+}
+
+void
+bfa_rport_delete(struct bfa_rport_s *rport)
+{
+	bfa_sm_send_event(rport, BFA_RPORT_SM_DELETE);
+}
+
+void
+bfa_rport_online(struct bfa_rport_s *rport, struct bfa_rport_info_s *rport_info)
+{
+	bfa_assert(rport_info->max_frmsz != 0);
+
+	/**
+	 * Some JBODs are seen to be not setting PDU size correctly in PLOGI
+	 * responses. Default to minimum size.
+	 */
+	if (rport_info->max_frmsz == 0) {
+		bfa_trc(rport->bfa, rport->rport_tag);
+		rport_info->max_frmsz = FC_MIN_PDUSZ;
+	}
+
+	bfa_os_assign(rport->rport_info, *rport_info);
+	bfa_sm_send_event(rport, BFA_RPORT_SM_ONLINE);
+}
+
+void
+bfa_rport_offline(struct bfa_rport_s *rport)
+{
+	bfa_sm_send_event(rport, BFA_RPORT_SM_OFFLINE);
+}
+
+void
+bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_pport_speed speed)
+{
+	bfa_assert(speed != 0);
+	bfa_assert(speed != BFA_PPORT_SPEED_AUTO);
+
+	rport->rport_info.speed = speed;
+	bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED);
+}
+
+void
+bfa_rport_get_stats(struct bfa_rport_s *rport,
+	struct bfa_rport_hal_stats_s *stats)
+{
+	*stats = rport->stats;
+}
+
+void
+bfa_rport_get_qos_attr(struct bfa_rport_s *rport,
+					struct bfa_rport_qos_attr_s *qos_attr)
+{
+	qos_attr->qos_priority  = bfa_os_ntohl(rport->qos_attr.qos_priority);
+	qos_attr->qos_flow_id  = bfa_os_ntohl(rport->qos_attr.qos_flow_id);
+
+}
+
+void
+bfa_rport_clear_stats(struct bfa_rport_s *rport)
+{
+	bfa_os_memset(&rport->stats, 0, sizeof(rport->stats));
+}
+
+

drivers/scsi/bfa/bfa_rport_priv.h

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_RPORT_PRIV_H__
+#define __BFA_RPORT_PRIV_H__
+
+#include <bfa_svc.h>
+
+#define BFA_RPORT_MIN	4
+
+struct bfa_rport_mod_s {
+	struct bfa_rport_s *rps_list;	/*  list of rports	*/
+	struct list_head 	rp_free_q;	/*  free bfa_rports	*/
+	struct list_head 	rp_active_q;	/*  free bfa_rports 	*/
+	u16	num_rports;	/*  number of rports	*/
+};
+
+#define BFA_RPORT_MOD(__bfa)	(&(__bfa)->modules.rport_mod)
+
+/**
+ * Convert rport tag to RPORT
+ */
+#define BFA_RPORT_FROM_TAG(__bfa, _tag)				\
+	(BFA_RPORT_MOD(__bfa)->rps_list +				\
+	 ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1)))
+
+/*
+ * external functions
+ */
+void	bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+#endif /* __BFA_RPORT_PRIV_H__ */

drivers/scsi/bfa/bfa_sgpg.c

@@ -0,0 +1,231 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+
+BFA_TRC_FILE(HAL, SGPG);
+BFA_MODULE(sgpg);
+
+/**
+ *  bfa_sgpg_mod BFA SGPG Mode module
+ */
+
+/**
+ * Compute and return memory needed by FCP(im) module.
+ */
+static void
+bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	if (cfg->drvcfg.num_sgpgs < BFA_SGPG_MIN)
+		cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN;
+
+	*km_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfa_sgpg_s);
+	*dm_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfi_sgpg_s);
+}
+
+
+static void
+bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		    struct bfa_meminfo_s *minfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_sgpg_mod_s	*mod = BFA_SGPG_MOD(bfa);
+	int				i;
+	struct bfa_sgpg_s		*hsgpg;
+	struct bfi_sgpg_s 	*sgpg;
+	u64		align_len;
+
+	union {
+		u64        pa;
+		union bfi_addr_u      addr;
+	} sgpg_pa;
+
+	INIT_LIST_HEAD(&mod->sgpg_q);
+	INIT_LIST_HEAD(&mod->sgpg_wait_q);
+
+	bfa_trc(bfa, cfg->drvcfg.num_sgpgs);
+
+	mod->num_sgpgs = cfg->drvcfg.num_sgpgs;
+	mod->sgpg_arr_pa = bfa_meminfo_dma_phys(minfo);
+	align_len = (BFA_SGPG_ROUNDUP(mod->sgpg_arr_pa) - mod->sgpg_arr_pa);
+	mod->sgpg_arr_pa += align_len;
+	mod->hsgpg_arr = (struct bfa_sgpg_s *) (bfa_meminfo_kva(minfo) +
+						align_len);
+	mod->sgpg_arr = (struct bfi_sgpg_s *) (bfa_meminfo_dma_virt(minfo) +
+						align_len);
+
+	hsgpg = mod->hsgpg_arr;
+	sgpg = mod->sgpg_arr;
+	sgpg_pa.pa = mod->sgpg_arr_pa;
+	mod->free_sgpgs = mod->num_sgpgs;
+
+	bfa_assert(!(sgpg_pa.pa & (sizeof(struct bfi_sgpg_s) - 1)));
+
+	for (i = 0; i < mod->num_sgpgs; i++) {
+		bfa_os_memset(hsgpg, 0, sizeof(*hsgpg));
+		bfa_os_memset(sgpg, 0, sizeof(*sgpg));
+
+		hsgpg->sgpg = sgpg;
+		hsgpg->sgpg_pa = sgpg_pa.addr;
+		list_add_tail(&hsgpg->qe, &mod->sgpg_q);
+
+		hsgpg++;
+		sgpg++;
+		sgpg_pa.pa += sizeof(struct bfi_sgpg_s);
+	}
+
+	bfa_meminfo_kva(minfo) = (u8 *) hsgpg;
+	bfa_meminfo_dma_virt(minfo) = (u8 *) sgpg;
+	bfa_meminfo_dma_phys(minfo) = sgpg_pa.pa;
+}
+
+static void
+bfa_sgpg_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_sgpg_detach(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_sgpg_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_sgpg_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_sgpg_iocdisable(struct bfa_s *bfa)
+{
+}
+
+
+
+/**
+ *  bfa_sgpg_public BFA SGPG public functions
+ */
+
+bfa_status_t
+bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs)
+{
+	struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+	struct bfa_sgpg_s *hsgpg;
+	int             i;
+
+	bfa_trc_fp(bfa, nsgpgs);
+
+	if (mod->free_sgpgs < nsgpgs)
+		return BFA_STATUS_ENOMEM;
+
+	for (i = 0; i < nsgpgs; i++) {
+		bfa_q_deq(&mod->sgpg_q, &hsgpg);
+		bfa_assert(hsgpg);
+		list_add_tail(&hsgpg->qe, sgpg_q);
+	}
+
+	mod->free_sgpgs -= nsgpgs;
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpg)
+{
+	struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+	struct bfa_sgpg_wqe_s *wqe;
+
+	bfa_trc_fp(bfa, nsgpg);
+
+	mod->free_sgpgs += nsgpg;
+	bfa_assert(mod->free_sgpgs <= mod->num_sgpgs);
+
+	list_splice_tail_init(sgpg_q, &mod->sgpg_q);
+
+	if (list_empty(&mod->sgpg_wait_q))
+		return;
+
+	/**
+	 * satisfy as many waiting requests as possible
+	 */
+	do {
+		wqe = bfa_q_first(&mod->sgpg_wait_q);
+		if (mod->free_sgpgs < wqe->nsgpg)
+			nsgpg = mod->free_sgpgs;
+		else
+			nsgpg = wqe->nsgpg;
+		bfa_sgpg_malloc(bfa, &wqe->sgpg_q, nsgpg);
+		wqe->nsgpg -= nsgpg;
+		if (wqe->nsgpg == 0) {
+			list_del(&wqe->qe);
+			wqe->cbfn(wqe->cbarg);
+		}
+	} while (mod->free_sgpgs && !list_empty(&mod->sgpg_wait_q));
+}
+
+void
+bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpg)
+{
+	struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+
+	bfa_assert(nsgpg > 0);
+	bfa_assert(nsgpg > mod->free_sgpgs);
+
+	wqe->nsgpg_total = wqe->nsgpg = nsgpg;
+
+	/**
+	 * allocate any left to this one first
+	 */
+	if (mod->free_sgpgs) {
+		/**
+		 * no one else is waiting for SGPG
+		 */
+		bfa_assert(list_empty(&mod->sgpg_wait_q));
+		list_splice_tail_init(&mod->sgpg_q, &wqe->sgpg_q);
+		wqe->nsgpg -= mod->free_sgpgs;
+		mod->free_sgpgs = 0;
+	}
+
+	list_add_tail(&wqe->qe, &mod->sgpg_wait_q);
+}
+
+void
+bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe)
+{
+	struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+
+	bfa_assert(bfa_q_is_on_q(&mod->sgpg_wait_q, wqe));
+	list_del(&wqe->qe);
+
+	if (wqe->nsgpg_total != wqe->nsgpg)
+		bfa_sgpg_mfree(bfa, &wqe->sgpg_q,
+				   wqe->nsgpg_total - wqe->nsgpg);
+}
+
+void
+bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, void (*cbfn) (void *cbarg),
+		   void *cbarg)
+{
+	INIT_LIST_HEAD(&wqe->sgpg_q);
+	wqe->cbfn = cbfn;
+	wqe->cbarg = cbarg;
+}
+
+

drivers/scsi/bfa/bfa_sgpg_priv.h

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  hal_sgpg.h BFA SG page module
+ */
+
+#ifndef __BFA_SGPG_PRIV_H__
+#define __BFA_SGPG_PRIV_H__
+
+#include <cs/bfa_q.h>
+
+#define BFA_SGPG_MIN	(16)
+
+/**
+ * Alignment macro for SG page allocation
+ */
+#define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \
+			& ~(sizeof(struct bfi_sgpg_s) - 1))
+
+struct bfa_sgpg_wqe_s {
+	struct list_head qe;	/*  queue sg page element	*/
+	int	nsgpg;		/*  pages to be allocated	*/
+	int	nsgpg_total;	/*  total pages required	*/
+	void	(*cbfn) (void *cbarg);
+				/*  callback function		*/
+	void	*cbarg;		/*  callback arg		*/
+	struct list_head sgpg_q;	/*  queue of alloced sgpgs	*/
+};
+
+struct bfa_sgpg_s {
+	struct list_head 	qe;	/*  queue sg page element	*/
+	struct bfi_sgpg_s *sgpg; /*  va of SG page		*/
+	union bfi_addr_u sgpg_pa;/*  pa of SG page		*/
+};
+
+/**
+ * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of
+ * SG pages required.
+ */
+#define BFA_SGPG_NPAGE(_nsges)  (((_nsges) / BFI_SGPG_DATA_SGES) + 1)
+
+struct bfa_sgpg_mod_s {
+	struct bfa_s *bfa;
+	int		num_sgpgs;	/*  number of SG pages		*/
+	int		free_sgpgs;	/*  number of free SG pages	*/
+	struct bfa_sgpg_s *hsgpg_arr;	/*  BFA SG page array	*/
+	struct bfi_sgpg_s *sgpg_arr;	/*  actual SG page array	*/
+	u64	sgpg_arr_pa;	/*  SG page array DMA addr	*/
+	struct list_head sgpg_q;	/*  queue of free SG pages	*/
+	struct list_head sgpg_wait_q; /*  wait queue for SG pages	*/
+};
+#define BFA_SGPG_MOD(__bfa)	(&(__bfa)->modules.sgpg_mod)
+
+bfa_status_t	bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q,
+								int nsgpgs);
+void		bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q,
+								int nsgpgs);
+void		bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe,
+				   void (*cbfn) (void *cbarg), void *cbarg);
+void		bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe,
+								int nsgpgs);
+void		bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe);
+
+#endif /* __BFA_SGPG_PRIV_H__ */

drivers/scsi/bfa/bfa_sm.c

@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfasm.c BFA State machine utility functions
+ */
+
+#include <cs/bfa_sm.h>
+
+/**
+ *  cs_sm_api
+ */
+
+int
+bfa_sm_to_state(struct bfa_sm_table_s *smt, bfa_sm_t sm)
+{
+	int             i = 0;
+
+	while (smt[i].sm && smt[i].sm != sm)
+		i++;
+	return smt[i].state;
+}
+
+

drivers/scsi/bfa/bfa_timer.c

@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa_timer.h>
+#include <cs/bfa_debug.h>
+
+void
+bfa_timer_init(struct bfa_timer_mod_s *mod)
+{
+	INIT_LIST_HEAD(&mod->timer_q);
+}
+
+void
+bfa_timer_beat(struct bfa_timer_mod_s *mod)
+{
+	struct list_head        *qh = &mod->timer_q;
+	struct list_head        *qe, *qe_next;
+	struct bfa_timer_s *elem;
+	struct list_head         timedout_q;
+
+	INIT_LIST_HEAD(&timedout_q);
+
+	qe = bfa_q_next(qh);
+
+	while (qe != qh) {
+		qe_next = bfa_q_next(qe);
+
+		elem = (struct bfa_timer_s *) qe;
+		if (elem->timeout <= BFA_TIMER_FREQ) {
+			elem->timeout = 0;
+			list_del(&elem->qe);
+			list_add_tail(&elem->qe, &timedout_q);
+		} else {
+			elem->timeout -= BFA_TIMER_FREQ;
+		}
+
+		qe = qe_next;	/* go to next elem */
+	}
+
+	/*
+	 * Pop all the timeout entries
+	 */
+	while (!list_empty(&timedout_q)) {
+		bfa_q_deq(&timedout_q, &elem);
+		elem->timercb(elem->arg);
+	}
+}
+
+/**
+ * Should be called with lock protection
+ */
+void
+bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer,
+		    void (*timercb) (void *), void *arg, unsigned int timeout)
+{
+
+	bfa_assert(timercb != NULL);
+	bfa_assert(!bfa_q_is_on_q(&mod->timer_q, timer));
+
+	timer->timeout = timeout;
+	timer->timercb = timercb;
+	timer->arg = arg;
+
+	list_add_tail(&timer->qe, &mod->timer_q);
+}
+
+/**
+ * Should be called with lock protection
+ */
+void
+bfa_timer_stop(struct bfa_timer_s *timer)
+{
+	bfa_assert(!list_empty(&timer->qe));
+
+	list_del(&timer->qe);
+}

drivers/scsi/bfa/bfa_trcmod_priv.h

@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  hal_trcmod.h BFA trace modules
+ */
+
+#ifndef __BFA_TRCMOD_PRIV_H__
+#define __BFA_TRCMOD_PRIV_H__
+
+#include <cs/bfa_trc.h>
+
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+	BFA_TRC_HAL_IOC		= 1,
+	BFA_TRC_HAL_INTR	= 2,
+	BFA_TRC_HAL_FCXP	= 3,
+	BFA_TRC_HAL_UF		= 4,
+	BFA_TRC_HAL_DIAG	= 5,
+	BFA_TRC_HAL_RPORT	= 6,
+	BFA_TRC_HAL_FCPIM	= 7,
+	BFA_TRC_HAL_IOIM	= 8,
+	BFA_TRC_HAL_TSKIM	= 9,
+	BFA_TRC_HAL_ITNIM	= 10,
+	BFA_TRC_HAL_PPORT	= 11,
+	BFA_TRC_HAL_SGPG	= 12,
+	BFA_TRC_HAL_FLASH	= 13,
+	BFA_TRC_HAL_DEBUG	= 14,
+	BFA_TRC_HAL_WWN		= 15,
+	BFA_TRC_HAL_FLASH_RAW	= 16,
+	BFA_TRC_HAL_SBOOT	= 17,
+	BFA_TRC_HAL_SBOOT_IO	= 18,
+	BFA_TRC_HAL_SBOOT_INTR	= 19,
+	BFA_TRC_HAL_SBTEST	= 20,
+	BFA_TRC_HAL_IPFC	= 21,
+	BFA_TRC_HAL_IOCFC	= 22,
+	BFA_TRC_HAL_FCPTM	= 23,
+	BFA_TRC_HAL_IOTM	= 24,
+	BFA_TRC_HAL_TSKTM	= 25,
+	BFA_TRC_HAL_TIN		= 26,
+	BFA_TRC_HAL_LPS		= 27,
+	BFA_TRC_HAL_FCDIAG	= 28,
+	BFA_TRC_HAL_PBIND	= 29,
+	BFA_TRC_HAL_IOCFC_CT	= 30,
+	BFA_TRC_HAL_IOCFC_CB	= 31,
+	BFA_TRC_HAL_IOCFC_Q	= 32,
+};
+
+#endif /* __BFA_TRCMOD_PRIV_H__ */

drivers/scsi/bfa/bfa_tskim.c

@@ -0,0 +1,689 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_cb_ioim_macros.h>
+
+BFA_TRC_FILE(HAL, TSKIM);
+
+/**
+ * task management completion handling
+ */
+#define bfa_tskim_qcomp(__tskim, __cbfn) do {			     \
+	bfa_cb_queue((__tskim)->bfa, &(__tskim)->hcb_qe, __cbfn, (__tskim)); \
+	bfa_tskim_notify_comp(__tskim);      \
+} while (0)
+
+#define bfa_tskim_notify_comp(__tskim) do {				     \
+	if ((__tskim)->notify)					     	     \
+		bfa_itnim_tskdone((__tskim)->itnim);      \
+} while (0)
+
+/*
+ * forward declarations
+ */
+static void     __bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete);
+static bfa_boolean_t bfa_tskim_match_scope(struct bfa_tskim_s *tskim,
+					       lun_t lun);
+static void     bfa_tskim_gather_ios(struct bfa_tskim_s *tskim);
+static void     bfa_tskim_cleanp_comp(void *tskim_cbarg);
+static void     bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim);
+static bfa_boolean_t bfa_tskim_send(struct bfa_tskim_s *tskim);
+static bfa_boolean_t bfa_tskim_send_abort(struct bfa_tskim_s *tskim);
+static void     bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim);
+
+/**
+ *  bfa_tskim_sm
+ */
+
+enum bfa_tskim_event {
+	BFA_TSKIM_SM_START        = 1,  /*  TM command start            */
+	BFA_TSKIM_SM_DONE         = 2,  /*  TM completion               */
+	BFA_TSKIM_SM_QRESUME      = 3,  /*  resume after qfull          */
+	BFA_TSKIM_SM_HWFAIL       = 5,  /*  IOC h/w failure event       */
+	BFA_TSKIM_SM_HCB          = 6,  /*  BFA callback completion     */
+	BFA_TSKIM_SM_IOS_DONE     = 7,  /*  IO and sub TM completions   */
+	BFA_TSKIM_SM_CLEANUP      = 8,  /*  TM cleanup on ITN offline   */
+	BFA_TSKIM_SM_CLEANUP_DONE = 9,  /*  TM abort completion         */
+};
+
+static void     bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim,
+					enum bfa_tskim_event event);
+static void     bfa_tskim_sm_active(struct bfa_tskim_s *tskim,
+					enum bfa_tskim_event event);
+static void     bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim,
+					 enum bfa_tskim_event event);
+static void     bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim,
+					 enum bfa_tskim_event event);
+static void     bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim,
+				       enum bfa_tskim_event event);
+static void     bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim,
+				       enum bfa_tskim_event event);
+static void     bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim,
+				     enum bfa_tskim_event event);
+
+/**
+ *      Task management command beginning state.
+ */
+static void
+bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_START:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_active);
+		bfa_tskim_gather_ios(tskim);
+
+		/**
+		 * If device is offline, do not send TM on wire. Just cleanup
+		 * any pending IO requests and complete TM request.
+		 */
+		if (!bfa_itnim_is_online(tskim->itnim)) {
+			bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+			tskim->tsk_status = BFI_TSKIM_STS_OK;
+			bfa_tskim_cleanup_ios(tskim);
+			return;
+		}
+
+		if (!bfa_tskim_send(tskim)) {
+			bfa_sm_set_state(tskim, bfa_tskim_sm_qfull);
+			bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq,
+					  &tskim->reqq_wait);
+		}
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * brief
+ *	TM command is active, awaiting completion from firmware to
+ *	cleanup IO requests in TM scope.
+ */
+static void
+bfa_tskim_sm_active(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_DONE:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+		bfa_tskim_cleanup_ios(tskim);
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup);
+		if (!bfa_tskim_send_abort(tskim)) {
+			bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup_qfull);
+			bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq,
+				&tskim->reqq_wait);
+		}
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *	An active TM is being cleaned up since ITN is offline. Awaiting cleanup
+ *	completion event from firmware.
+ */
+static void
+bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_DONE:
+		/**
+		 * Ignore and wait for ABORT completion from firmware.
+		 */
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP_DONE:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+		bfa_tskim_cleanup_ios(tskim);
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_IOS_DONE:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_done);
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP:
+		/**
+		 * Ignore, TM command completed on wire.
+		 * Notify TM conmpletion on IO cleanup completion.
+		 */
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *      Task management command is waiting for room in request CQ
+ */
+static void
+bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_QRESUME:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_active);
+		bfa_tskim_send(tskim);
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP:
+		/**
+		 * No need to send TM on wire since ITN is offline.
+		 */
+		bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+		bfa_reqq_wcancel(&tskim->reqq_wait);
+		bfa_tskim_cleanup_ios(tskim);
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_reqq_wcancel(&tskim->reqq_wait);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *      Task management command is active, awaiting for room in request CQ
+ *	to send clean up request.
+ */
+static void
+bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim,
+		enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_DONE:
+		bfa_reqq_wcancel(&tskim->reqq_wait);
+		/**
+		 *
+		 * Fall through !!!
+		 */
+
+	case BFA_TSKIM_SM_QRESUME:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup);
+		bfa_tskim_send_abort(tskim);
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_reqq_wcancel(&tskim->reqq_wait);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *      BFA callback is pending
+ */
+static void
+bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_HCB:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_uninit);
+		bfa_tskim_free(tskim);
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP:
+		bfa_tskim_notify_comp(tskim);
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_tskim_private
+ */
+
+static void
+__bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_tskim_s *tskim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB);
+		return;
+	}
+
+	bfa_stats(tskim->itnim, tm_success);
+	bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk, tskim->tsk_status);
+}
+
+static void
+__bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_tskim_s *tskim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB);
+		return;
+	}
+
+	bfa_stats(tskim->itnim, tm_failures);
+	bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk,
+			   BFI_TSKIM_STS_FAILED);
+}
+
+static          bfa_boolean_t
+bfa_tskim_match_scope(struct bfa_tskim_s *tskim, lun_t lun)
+{
+	switch (tskim->tm_cmnd) {
+	case FCP_TM_TARGET_RESET:
+		return BFA_TRUE;
+
+	case FCP_TM_ABORT_TASK_SET:
+	case FCP_TM_CLEAR_TASK_SET:
+	case FCP_TM_LUN_RESET:
+	case FCP_TM_CLEAR_ACA:
+		return (tskim->lun == lun);
+
+	default:
+		bfa_assert(0);
+	}
+
+	return BFA_FALSE;
+}
+
+/**
+ *      Gather affected IO requests and task management commands.
+ */
+static void
+bfa_tskim_gather_ios(struct bfa_tskim_s *tskim)
+{
+	struct bfa_itnim_s *itnim = tskim->itnim;
+	struct bfa_ioim_s *ioim;
+	struct list_head        *qe, *qen;
+
+	INIT_LIST_HEAD(&tskim->io_q);
+
+	/**
+	 * Gather any active IO requests first.
+	 */
+	list_for_each_safe(qe, qen, &itnim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		if (bfa_tskim_match_scope
+		    (tskim, bfa_cb_ioim_get_lun(ioim->dio))) {
+			list_del(&ioim->qe);
+			list_add_tail(&ioim->qe, &tskim->io_q);
+		}
+	}
+
+	/**
+	 * Failback any pending IO requests immediately.
+	 */
+	list_for_each_safe(qe, qen, &itnim->pending_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		if (bfa_tskim_match_scope
+		    (tskim, bfa_cb_ioim_get_lun(ioim->dio))) {
+			list_del(&ioim->qe);
+			list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+			bfa_ioim_tov(ioim);
+		}
+	}
+}
+
+/**
+ * 		IO cleanup completion
+ */
+static void
+bfa_tskim_cleanp_comp(void *tskim_cbarg)
+{
+	struct bfa_tskim_s *tskim = tskim_cbarg;
+
+	bfa_stats(tskim->itnim, tm_io_comps);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_IOS_DONE);
+}
+
+/**
+ *      Gather affected IO requests and task management commands.
+ */
+static void
+bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim)
+{
+	struct bfa_ioim_s *ioim;
+	struct list_head        *qe, *qen;
+
+	bfa_wc_init(&tskim->wc, bfa_tskim_cleanp_comp, tskim);
+
+	list_for_each_safe(qe, qen, &tskim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_wc_up(&tskim->wc);
+		bfa_ioim_cleanup_tm(ioim, tskim);
+	}
+
+	bfa_wc_wait(&tskim->wc);
+}
+
+/**
+ *      Send task management request to firmware.
+ */
+static bfa_boolean_t
+bfa_tskim_send(struct bfa_tskim_s *tskim)
+{
+	struct bfa_itnim_s *itnim = tskim->itnim;
+	struct bfi_tskim_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(tskim->bfa, itnim->reqq);
+	if (!m)
+		return BFA_FALSE;
+
+	/**
+	 * build i/o request message next
+	 */
+	bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_TM_REQ,
+			bfa_lpuid(tskim->bfa));
+
+	m->tsk_tag = bfa_os_htons(tskim->tsk_tag);
+	m->itn_fhdl = tskim->itnim->rport->fw_handle;
+	m->t_secs = tskim->tsecs;
+	m->lun = tskim->lun;
+	m->tm_flags = tskim->tm_cmnd;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(tskim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ *      Send abort request to cleanup an active TM to firmware.
+ */
+static bfa_boolean_t
+bfa_tskim_send_abort(struct bfa_tskim_s *tskim)
+{
+	struct bfa_itnim_s             *itnim = tskim->itnim;
+	struct bfi_tskim_abortreq_s    *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(tskim->bfa, itnim->reqq);
+	if (!m)
+		return BFA_FALSE;
+
+	/**
+	 * build i/o request message next
+	 */
+	bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_ABORT_REQ,
+			bfa_lpuid(tskim->bfa));
+
+	m->tsk_tag  = bfa_os_htons(tskim->tsk_tag);
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(tskim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ *      Call to resume task management cmnd waiting for room in request queue.
+ */
+static void
+bfa_tskim_qresume(void *cbarg)
+{
+	struct bfa_tskim_s *tskim = cbarg;
+
+	bfa_fcpim_stats(tskim->fcpim, qresumes);
+	bfa_stats(tskim->itnim, tm_qresumes);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_QRESUME);
+}
+
+/**
+ * Cleanup IOs associated with a task mangement command on IOC failures.
+ */
+static void
+bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim)
+{
+	struct bfa_ioim_s *ioim;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &tskim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_ioim_iocdisable(ioim);
+	}
+}
+
+
+
+/**
+ *  bfa_tskim_friend
+ */
+
+/**
+ * Notification on completions from related ioim.
+ */
+void
+bfa_tskim_iodone(struct bfa_tskim_s *tskim)
+{
+	bfa_wc_down(&tskim->wc);
+}
+
+/**
+ * Handle IOC h/w failure notification from itnim.
+ */
+void
+bfa_tskim_iocdisable(struct bfa_tskim_s *tskim)
+{
+	tskim->notify = BFA_FALSE;
+	bfa_stats(tskim->itnim, tm_iocdowns);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_HWFAIL);
+}
+
+/**
+ * Cleanup TM command and associated IOs as part of ITNIM offline.
+ */
+void
+bfa_tskim_cleanup(struct bfa_tskim_s *tskim)
+{
+	tskim->notify = BFA_TRUE;
+	bfa_stats(tskim->itnim, tm_cleanups);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP);
+}
+
+/**
+ *      Memory allocation and initialization.
+ */
+void
+bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo)
+{
+	struct bfa_tskim_s *tskim;
+	u16        i;
+
+	INIT_LIST_HEAD(&fcpim->tskim_free_q);
+
+	tskim = (struct bfa_tskim_s *) bfa_meminfo_kva(minfo);
+	fcpim->tskim_arr = tskim;
+
+	for (i = 0; i < fcpim->num_tskim_reqs; i++, tskim++) {
+		/*
+		 * initialize TSKIM
+		 */
+		bfa_os_memset(tskim, 0, sizeof(struct bfa_tskim_s));
+		tskim->tsk_tag = i;
+		tskim->bfa     = fcpim->bfa;
+		tskim->fcpim   = fcpim;
+		tskim->notify  = BFA_FALSE;
+		bfa_reqq_winit(&tskim->reqq_wait, bfa_tskim_qresume,
+				   tskim);
+		bfa_sm_set_state(tskim, bfa_tskim_sm_uninit);
+
+		list_add_tail(&tskim->qe, &fcpim->tskim_free_q);
+	}
+
+	bfa_meminfo_kva(minfo) = (u8 *) tskim;
+}
+
+void
+bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim)
+{
+    /**
+     * @todo
+     */
+}
+
+void
+bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfi_tskim_rsp_s *rsp = (struct bfi_tskim_rsp_s *) m;
+	struct bfa_tskim_s *tskim;
+	u16        tsk_tag = bfa_os_ntohs(rsp->tsk_tag);
+
+	tskim = BFA_TSKIM_FROM_TAG(fcpim, tsk_tag);
+	bfa_assert(tskim->tsk_tag == tsk_tag);
+
+	tskim->tsk_status = rsp->tsk_status;
+
+	/**
+	 * Firmware sends BFI_TSKIM_STS_ABORTED status for abort
+	 * requests. All other statuses are for normal completions.
+	 */
+	if (rsp->tsk_status == BFI_TSKIM_STS_ABORTED) {
+		bfa_stats(tskim->itnim, tm_cleanup_comps);
+		bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP_DONE);
+	} else {
+		bfa_stats(tskim->itnim, tm_fw_rsps);
+		bfa_sm_send_event(tskim, BFA_TSKIM_SM_DONE);
+	}
+}
+
+
+
+/**
+ *  bfa_tskim_api
+ */
+
+
+struct bfa_tskim_s *
+bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfa_tskim_s *tskim;
+
+	bfa_q_deq(&fcpim->tskim_free_q, &tskim);
+
+	if (!tskim)
+		bfa_fcpim_stats(fcpim, no_tskims);
+	else
+		tskim->dtsk = dtsk;
+
+	return tskim;
+}
+
+void
+bfa_tskim_free(struct bfa_tskim_s *tskim)
+{
+	bfa_assert(bfa_q_is_on_q_func(&tskim->itnim->tsk_q, &tskim->qe));
+	list_del(&tskim->qe);
+	list_add_tail(&tskim->qe, &tskim->fcpim->tskim_free_q);
+}
+
+/**
+ *      Start a task management command.
+ *
+ * @param[in]       tskim       BFA task management command instance
+ * @param[in]       itnim       i-t nexus for the task management command
+ * @param[in]       lun         lun, if applicable
+ * @param[in]       tm_cmnd     Task management command code.
+ * @param[in]       t_secs      Timeout in seconds
+ *
+ * @return None.
+ */
+void
+bfa_tskim_start(struct bfa_tskim_s *tskim, struct bfa_itnim_s *itnim, lun_t lun,
+		    enum fcp_tm_cmnd tm_cmnd, u8 tsecs)
+{
+	tskim->itnim   = itnim;
+	tskim->lun     = lun;
+	tskim->tm_cmnd = tm_cmnd;
+	tskim->tsecs   = tsecs;
+	tskim->notify  = BFA_FALSE;
+	bfa_stats(itnim, tm_cmnds);
+
+	list_add_tail(&tskim->qe, &itnim->tsk_q);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_START);
+}
+
+

drivers/scsi/bfa/bfa_uf.c

@@ -0,0 +1,345 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_uf.c BFA unsolicited frame receive implementation
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_uf.h>
+#include <cs/bfa_debug.h>
+
+BFA_TRC_FILE(HAL, UF);
+BFA_MODULE(uf);
+
+/*
+ *****************************************************************************
+ * Internal functions
+ *****************************************************************************
+ */
+static void
+__bfa_cb_uf_recv(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_uf_s   *uf = cbarg;
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(uf->bfa);
+
+	if (complete)
+		ufm->ufrecv(ufm->cbarg, uf);
+}
+
+static void
+claim_uf_pbs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
+{
+	u32        uf_pb_tot_sz;
+
+	ufm->uf_pbs_kva = (struct bfa_uf_buf_s *) bfa_meminfo_dma_virt(mi);
+	ufm->uf_pbs_pa = bfa_meminfo_dma_phys(mi);
+	uf_pb_tot_sz = BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * ufm->num_ufs),
+							BFA_DMA_ALIGN_SZ);
+
+	bfa_meminfo_dma_virt(mi) += uf_pb_tot_sz;
+	bfa_meminfo_dma_phys(mi) += uf_pb_tot_sz;
+
+	bfa_os_memset((void *)ufm->uf_pbs_kva, 0, uf_pb_tot_sz);
+}
+
+static void
+claim_uf_post_msgs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
+{
+	struct bfi_uf_buf_post_s *uf_bp_msg;
+	struct bfi_sge_s      *sge;
+	union bfi_addr_u      sga_zero = { {0} };
+	u16        i;
+	u16        buf_len;
+
+	ufm->uf_buf_posts = (struct bfi_uf_buf_post_s *) bfa_meminfo_kva(mi);
+	uf_bp_msg = ufm->uf_buf_posts;
+
+	for (i = 0, uf_bp_msg = ufm->uf_buf_posts; i < ufm->num_ufs;
+	     i++, uf_bp_msg++) {
+		bfa_os_memset(uf_bp_msg, 0, sizeof(struct bfi_uf_buf_post_s));
+
+		uf_bp_msg->buf_tag = i;
+		buf_len = sizeof(struct bfa_uf_buf_s);
+		uf_bp_msg->buf_len = bfa_os_htons(buf_len);
+		bfi_h2i_set(uf_bp_msg->mh, BFI_MC_UF, BFI_UF_H2I_BUF_POST,
+			    bfa_lpuid(ufm->bfa));
+
+		sge = uf_bp_msg->sge;
+		sge[0].sg_len = buf_len;
+		sge[0].flags = BFI_SGE_DATA_LAST;
+		bfa_dma_addr_set(sge[0].sga, ufm_pbs_pa(ufm, i));
+		bfa_sge_to_be(sge);
+
+		sge[1].sg_len = buf_len;
+		sge[1].flags = BFI_SGE_PGDLEN;
+		sge[1].sga = sga_zero;
+		bfa_sge_to_be(&sge[1]);
+	}
+
+	/**
+	 * advance pointer beyond consumed memory
+	 */
+	bfa_meminfo_kva(mi) = (u8 *) uf_bp_msg;
+}
+
+static void
+claim_ufs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
+{
+	u16        i;
+	struct bfa_uf_s   *uf;
+
+	/*
+	 * Claim block of memory for UF list
+	 */
+	ufm->uf_list = (struct bfa_uf_s *) bfa_meminfo_kva(mi);
+
+	/*
+	 * Initialize UFs and queue it in UF free queue
+	 */
+	for (i = 0, uf = ufm->uf_list; i < ufm->num_ufs; i++, uf++) {
+		bfa_os_memset(uf, 0, sizeof(struct bfa_uf_s));
+		uf->bfa = ufm->bfa;
+		uf->uf_tag = i;
+		uf->pb_len = sizeof(struct bfa_uf_buf_s);
+		uf->buf_kva = (void *)&ufm->uf_pbs_kva[i];
+		uf->buf_pa = ufm_pbs_pa(ufm, i);
+		list_add_tail(&uf->qe, &ufm->uf_free_q);
+	}
+
+	/**
+	 * advance memory pointer
+	 */
+	bfa_meminfo_kva(mi) = (u8 *) uf;
+}
+
+static void
+uf_mem_claim(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
+{
+	claim_uf_pbs(ufm, mi);
+	claim_ufs(ufm, mi);
+	claim_uf_post_msgs(ufm, mi);
+}
+
+static void
+bfa_uf_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len)
+{
+	u32        num_ufs = cfg->fwcfg.num_uf_bufs;
+
+	/*
+	 * dma-able memory for UF posted bufs
+	 */
+	*dm_len += BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * num_ufs),
+							BFA_DMA_ALIGN_SZ);
+
+	/*
+	 * kernel Virtual memory for UFs and UF buf post msg copies
+	 */
+	*ndm_len += sizeof(struct bfa_uf_s) * num_ufs;
+	*ndm_len += sizeof(struct bfi_uf_buf_post_s) * num_ufs;
+}
+
+static void
+bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		  struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+
+	bfa_os_memset(ufm, 0, sizeof(struct bfa_uf_mod_s));
+	ufm->bfa = bfa;
+	ufm->num_ufs = cfg->fwcfg.num_uf_bufs;
+	INIT_LIST_HEAD(&ufm->uf_free_q);
+	INIT_LIST_HEAD(&ufm->uf_posted_q);
+
+	uf_mem_claim(ufm, meminfo);
+}
+
+static void
+bfa_uf_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_uf_detach(struct bfa_s *bfa)
+{
+}
+
+static struct bfa_uf_s *
+bfa_uf_get(struct bfa_uf_mod_s *uf_mod)
+{
+	struct bfa_uf_s   *uf;
+
+	bfa_q_deq(&uf_mod->uf_free_q, &uf);
+	return (uf);
+}
+
+static void
+bfa_uf_put(struct bfa_uf_mod_s *uf_mod, struct bfa_uf_s *uf)
+{
+	list_add_tail(&uf->qe, &uf_mod->uf_free_q);
+}
+
+static bfa_status_t
+bfa_uf_post(struct bfa_uf_mod_s *ufm, struct bfa_uf_s *uf)
+{
+	struct bfi_uf_buf_post_s *uf_post_msg;
+
+	uf_post_msg = bfa_reqq_next(ufm->bfa, BFA_REQQ_FCXP);
+	if (!uf_post_msg)
+		return BFA_STATUS_FAILED;
+
+	bfa_os_memcpy(uf_post_msg, &ufm->uf_buf_posts[uf->uf_tag],
+		      sizeof(struct bfi_uf_buf_post_s));
+	bfa_reqq_produce(ufm->bfa, BFA_REQQ_FCXP);
+
+	bfa_trc(ufm->bfa, uf->uf_tag);
+
+	list_add_tail(&uf->qe, &ufm->uf_posted_q);
+	return BFA_STATUS_OK;
+}
+
+static void
+bfa_uf_post_all(struct bfa_uf_mod_s *uf_mod)
+{
+	struct bfa_uf_s   *uf;
+
+	while ((uf = bfa_uf_get(uf_mod)) != NULL) {
+		if (bfa_uf_post(uf_mod, uf) != BFA_STATUS_OK)
+			break;
+	}
+}
+
+static void
+uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m)
+{
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+	u16        uf_tag = m->buf_tag;
+	struct bfa_uf_buf_s *uf_buf = &ufm->uf_pbs_kva[uf_tag];
+	struct bfa_uf_s   *uf = &ufm->uf_list[uf_tag];
+	u8        *buf = &uf_buf->d[0];
+	struct fchs_s         *fchs;
+
+	m->frm_len = bfa_os_ntohs(m->frm_len);
+	m->xfr_len = bfa_os_ntohs(m->xfr_len);
+
+	fchs = (struct fchs_s *) uf_buf;
+
+	list_del(&uf->qe);	/* dequeue from posted queue */
+
+	uf->data_ptr = buf;
+	uf->data_len = m->xfr_len;
+
+	bfa_assert(uf->data_len >= sizeof(struct fchs_s));
+
+	if (uf->data_len == sizeof(struct fchs_s)) {
+		bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_UF, BFA_PL_EID_RX,
+			       uf->data_len, (struct fchs_s *) buf);
+	} else {
+		u32        pld_w0 = *((u32 *) (buf + sizeof(struct fchs_s)));
+		bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_UF,
+				      BFA_PL_EID_RX, uf->data_len,
+				      (struct fchs_s *) buf, pld_w0);
+	}
+
+	bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf);
+}
+
+static void
+bfa_uf_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_uf_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+	struct bfa_uf_s   *uf;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &ufm->uf_posted_q) {
+		uf = (struct bfa_uf_s *) qe;
+		list_del(&uf->qe);
+		bfa_uf_put(ufm, uf);
+	}
+}
+
+static void
+bfa_uf_start(struct bfa_s *bfa)
+{
+	bfa_uf_post_all(BFA_UF_MOD(bfa));
+}
+
+
+
+/**
+ *  bfa_uf_api
+ */
+
+/**
+ * 		Register handler for all unsolicted recieve frames.
+ *
+ * @param[in]	bfa		BFA instance
+ * @param[in]	ufrecv	receive handler function
+ * @param[in]	cbarg	receive handler arg
+ */
+void
+bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, void *cbarg)
+{
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+
+	ufm->ufrecv = ufrecv;
+	ufm->cbarg = cbarg;
+}
+
+/**
+ * 		Free an unsolicited frame back to BFA.
+ *
+ * @param[in]		uf		unsolicited frame to be freed
+ *
+ * @return None
+ */
+void
+bfa_uf_free(struct bfa_uf_s *uf)
+{
+	bfa_uf_put(BFA_UF_MOD(uf->bfa), uf);
+	bfa_uf_post_all(BFA_UF_MOD(uf->bfa));
+}
+
+
+
+/**
+ *  uf_pub BFA uf module public functions
+ */
+
+void
+bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+	bfa_trc(bfa, msg->mhdr.msg_id);
+
+	switch (msg->mhdr.msg_id) {
+	case BFI_UF_I2H_FRM_RCVD:
+		uf_recv(bfa, (struct bfi_uf_frm_rcvd_s *) msg);
+		break;
+
+	default:
+		bfa_trc(bfa, msg->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+

drivers/scsi/bfa/bfa_uf_priv.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_UF_PRIV_H__
+#define __BFA_UF_PRIV_H__
+
+#include <cs/bfa_sm.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_uf.h>
+
+#define BFA_UF_MIN	(4)
+
+struct bfa_uf_mod_s {
+	struct bfa_s *bfa;		/*  back pointer to BFA */
+	struct bfa_uf_s *uf_list;	/*  array of UFs */
+	u16	num_ufs;	/*  num unsolicited rx frames */
+	struct list_head 	uf_free_q;	/*  free UFs */
+	struct list_head 	uf_posted_q;	/*  UFs posted to IOC */
+	struct bfa_uf_buf_s *uf_pbs_kva;	/*  list UF bufs request pld */
+	u64	uf_pbs_pa;	/*  phy addr for UF bufs */
+	struct bfi_uf_buf_post_s *uf_buf_posts;
+					/*  pre-built UF post msgs */
+	bfa_cb_uf_recv_t ufrecv;	/*  uf recv handler function */
+	void		*cbarg;		/*  uf receive handler arg */
+};
+
+#define BFA_UF_MOD(__bfa)	(&(__bfa)->modules.uf_mod)
+
+#define ufm_pbs_pa(_ufmod, _uftag)	\
+	((_ufmod)->uf_pbs_pa + sizeof(struct bfa_uf_buf_s) * (_uftag))
+
+void	bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+
+#endif /* __BFA_UF_PRIV_H__ */

drivers/scsi/bfa/bfad.c

@@ -0,0 +1,1182 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad.c Linux driver PCI interface module.
+ */
+
+#include <linux/module.h>
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfad_tm.h"
+#include "bfad_ipfc.h"
+#include "bfad_trcmod.h"
+#include <fcb/bfa_fcb_vf.h>
+#include <fcb/bfa_fcb_rport.h>
+#include <fcb/bfa_fcb_port.h>
+#include <fcb/bfa_fcb.h>
+
+BFA_TRC_FILE(LDRV, BFAD);
+static DEFINE_MUTEX(bfad_mutex);
+LIST_HEAD(bfad_list);
+static int      bfad_inst;
+int bfad_supported_fc4s;
+
+static char     *host_name;
+static char     *os_name;
+static char     *os_patch;
+static int      num_rports;
+static int      num_ios;
+static int      num_tms;
+static int      num_fcxps;
+static int      num_ufbufs;
+static int      reqq_size;
+static int      rspq_size;
+static int      num_sgpgs;
+static int      rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT;
+static int      bfa_io_max_sge = BFAD_IO_MAX_SGE;
+static int      log_level = BFA_LOG_WARNING;
+static int      ioc_auto_recover = BFA_TRUE;
+static int      ipfc_enable = BFA_FALSE;
+static int      ipfc_mtu = -1;
+int 		bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH;
+int      	bfa_linkup_delay = -1;
+
+module_param(os_name, charp, S_IRUGO | S_IWUSR);
+module_param(os_patch, charp, S_IRUGO | S_IWUSR);
+module_param(host_name, charp, S_IRUGO | S_IWUSR);
+module_param(num_rports, int, S_IRUGO | S_IWUSR);
+module_param(num_ios, int, S_IRUGO | S_IWUSR);
+module_param(num_tms, int, S_IRUGO | S_IWUSR);
+module_param(num_fcxps, int, S_IRUGO | S_IWUSR);
+module_param(num_ufbufs, int, S_IRUGO | S_IWUSR);
+module_param(reqq_size, int, S_IRUGO | S_IWUSR);
+module_param(rspq_size, int, S_IRUGO | S_IWUSR);
+module_param(num_sgpgs, int, S_IRUGO | S_IWUSR);
+module_param(rport_del_timeout, int, S_IRUGO | S_IWUSR);
+module_param(bfa_lun_queue_depth, int, S_IRUGO | S_IWUSR);
+module_param(bfa_io_max_sge, int, S_IRUGO | S_IWUSR);
+module_param(log_level, int, S_IRUGO | S_IWUSR);
+module_param(ioc_auto_recover, int, S_IRUGO | S_IWUSR);
+module_param(ipfc_enable, int, S_IRUGO | S_IWUSR);
+module_param(ipfc_mtu, int, S_IRUGO | S_IWUSR);
+module_param(bfa_linkup_delay, int, S_IRUGO | S_IWUSR);
+
+/*
+ * Stores the module parm num_sgpgs value;
+ * used to reset for bfad next instance.
+ */
+static int num_sgpgs_parm;
+
+static bfa_status_t
+bfad_fc4_probe(struct bfad_s *bfad)
+{
+	int             rc;
+
+	rc = bfad_im_probe(bfad);
+	if (rc != BFA_STATUS_OK)
+		goto ext;
+
+	bfad_tm_probe(bfad);
+
+	if (ipfc_enable)
+		bfad_ipfc_probe(bfad);
+ext:
+	return rc;
+}
+
+static void
+bfad_fc4_probe_undo(struct bfad_s *bfad)
+{
+	bfad_im_probe_undo(bfad);
+	bfad_tm_probe_undo(bfad);
+	if (ipfc_enable)
+		bfad_ipfc_probe_undo(bfad);
+}
+
+static void
+bfad_fc4_probe_post(struct bfad_s *bfad)
+{
+	if (bfad->im)
+		bfad_im_probe_post(bfad->im);
+
+	bfad_tm_probe_post(bfad);
+	if (ipfc_enable)
+		bfad_ipfc_probe_post(bfad);
+}
+
+static bfa_status_t
+bfad_fc4_port_new(struct bfad_s *bfad, struct bfad_port_s *port, int roles)
+{
+	int             rc = BFA_STATUS_FAILED;
+
+	if (roles & BFA_PORT_ROLE_FCP_IM)
+		rc = bfad_im_port_new(bfad, port);
+	if (rc != BFA_STATUS_OK)
+		goto ext;
+
+	if (roles & BFA_PORT_ROLE_FCP_TM)
+		rc = bfad_tm_port_new(bfad, port);
+	if (rc != BFA_STATUS_OK)
+		goto ext;
+
+	if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
+		rc = bfad_ipfc_port_new(bfad, port, port->pvb_type);
+ext:
+	return rc;
+}
+
+static void
+bfad_fc4_port_delete(struct bfad_s *bfad, struct bfad_port_s *port, int roles)
+{
+	if (roles & BFA_PORT_ROLE_FCP_IM)
+		bfad_im_port_delete(bfad, port);
+
+	if (roles & BFA_PORT_ROLE_FCP_TM)
+		bfad_tm_port_delete(bfad, port);
+
+	if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
+		bfad_ipfc_port_delete(bfad, port);
+}
+
+/**
+ *  BFA callbacks
+ */
+void
+bfad_hcb_comp(void *arg, bfa_status_t status)
+{
+	struct bfad_hal_comp *fcomp = (struct bfad_hal_comp *)arg;
+
+	fcomp->status = status;
+	complete(&fcomp->comp);
+}
+
+/**
+ * bfa_init callback
+ */
+void
+bfa_cb_init(void *drv, bfa_status_t init_status)
+{
+	struct bfad_s  *bfad = drv;
+
+	if (init_status == BFA_STATUS_OK)
+		bfad->bfad_flags |= BFAD_HAL_INIT_DONE;
+
+	complete(&bfad->comp);
+}
+
+
+
+/**
+ *  BFA_FCS callbacks
+ */
+static struct bfad_port_s *
+bfad_get_drv_port(struct bfad_s *bfad, struct bfad_vf_s *vf_drv,
+		  struct bfad_vport_s *vp_drv)
+{
+	return ((vp_drv) ? (&(vp_drv)->drv_port)
+		: ((vf_drv) ? (&(vf_drv)->base_port) : (&(bfad)->pport)));
+}
+
+struct bfad_port_s *
+bfa_fcb_port_new(struct bfad_s *bfad, struct bfa_fcs_port_s *port,
+		 enum bfa_port_role roles, struct bfad_vf_s *vf_drv,
+		 struct bfad_vport_s *vp_drv)
+{
+	bfa_status_t    rc;
+	struct bfad_port_s *port_drv;
+
+	if (!vp_drv && !vf_drv) {
+		port_drv = &bfad->pport;
+		port_drv->pvb_type = BFAD_PORT_PHYS_BASE;
+	} else if (!vp_drv && vf_drv) {
+		port_drv = &vf_drv->base_port;
+		port_drv->pvb_type = BFAD_PORT_VF_BASE;
+	} else if (vp_drv && !vf_drv) {
+		port_drv = &vp_drv->drv_port;
+		port_drv->pvb_type = BFAD_PORT_PHYS_VPORT;
+	} else {
+		port_drv = &vp_drv->drv_port;
+		port_drv->pvb_type = BFAD_PORT_VF_VPORT;
+	}
+
+	port_drv->fcs_port = port;
+	port_drv->roles = roles;
+	rc = bfad_fc4_port_new(bfad, port_drv, roles);
+	if (rc != BFA_STATUS_OK) {
+		bfad_fc4_port_delete(bfad, port_drv, roles);
+		port_drv = NULL;
+	}
+
+	return port_drv;
+}
+
+void
+bfa_fcb_port_delete(struct bfad_s *bfad, enum bfa_port_role roles,
+		    struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv)
+{
+	struct bfad_port_s *port_drv;
+
+	/*
+	 * this will be only called from rmmod context
+	 */
+	if (vp_drv && !vp_drv->comp_del) {
+		port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv);
+		bfa_trc(bfad, roles);
+		bfad_fc4_port_delete(bfad, port_drv, roles);
+	}
+}
+
+void
+bfa_fcb_port_online(struct bfad_s *bfad, enum bfa_port_role roles,
+		    struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv)
+{
+	struct bfad_port_s *port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv);
+
+	if (roles & BFA_PORT_ROLE_FCP_IM)
+		bfad_im_port_online(bfad, port_drv);
+
+	if (roles & BFA_PORT_ROLE_FCP_TM)
+		bfad_tm_port_online(bfad, port_drv);
+
+	if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
+		bfad_ipfc_port_online(bfad, port_drv);
+
+	bfad->bfad_flags |= BFAD_PORT_ONLINE;
+}
+
+void
+bfa_fcb_port_offline(struct bfad_s *bfad, enum bfa_port_role roles,
+		     struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv)
+{
+	struct bfad_port_s *port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv);
+
+	if (roles & BFA_PORT_ROLE_FCP_IM)
+		bfad_im_port_offline(bfad, port_drv);
+
+	if (roles & BFA_PORT_ROLE_FCP_TM)
+		bfad_tm_port_offline(bfad, port_drv);
+
+	if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
+		bfad_ipfc_port_offline(bfad, port_drv);
+}
+
+void
+bfa_fcb_vport_delete(struct bfad_vport_s *vport_drv)
+{
+	if (vport_drv->comp_del) {
+		complete(vport_drv->comp_del);
+		return;
+	}
+
+	kfree(vport_drv);
+}
+
+/**
+ * FCS RPORT alloc callback, after successful PLOGI by FCS
+ */
+bfa_status_t
+bfa_fcb_rport_alloc(struct bfad_s *bfad, struct bfa_fcs_rport_s **rport,
+		    struct bfad_rport_s **rport_drv)
+{
+	bfa_status_t    rc = BFA_STATUS_OK;
+
+	*rport_drv = kzalloc(sizeof(struct bfad_rport_s), GFP_ATOMIC);
+	if (*rport_drv == NULL) {
+		rc = BFA_STATUS_ENOMEM;
+		goto ext;
+	}
+
+	*rport = &(*rport_drv)->fcs_rport;
+
+ext:
+	return rc;
+}
+
+
+
+void
+bfad_hal_mem_release(struct bfad_s *bfad)
+{
+	int             i;
+	struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
+	struct bfa_mem_elem_s *meminfo_elem;
+
+	for (i = 0; i < BFA_MEM_TYPE_MAX; i++) {
+		meminfo_elem = &hal_meminfo->meminfo[i];
+		if (meminfo_elem->kva != NULL) {
+			switch (meminfo_elem->mem_type) {
+			case BFA_MEM_TYPE_KVA:
+				vfree(meminfo_elem->kva);
+				break;
+			case BFA_MEM_TYPE_DMA:
+				dma_free_coherent(&bfad->pcidev->dev,
+						meminfo_elem->mem_len,
+						meminfo_elem->kva,
+						(dma_addr_t) meminfo_elem->dma);
+				break;
+			default:
+				bfa_assert(0);
+				break;
+			}
+		}
+	}
+
+	memset(hal_meminfo, 0, sizeof(struct bfa_meminfo_s));
+}
+
+void
+bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg)
+{
+	if (num_rports > 0)
+		bfa_cfg->fwcfg.num_rports = num_rports;
+	if (num_ios > 0)
+		bfa_cfg->fwcfg.num_ioim_reqs = num_ios;
+	if (num_tms > 0)
+		bfa_cfg->fwcfg.num_tskim_reqs = num_tms;
+	if (num_fcxps > 0)
+		bfa_cfg->fwcfg.num_fcxp_reqs = num_fcxps;
+	if (num_ufbufs > 0)
+		bfa_cfg->fwcfg.num_uf_bufs = num_ufbufs;
+	if (reqq_size > 0)
+		bfa_cfg->drvcfg.num_reqq_elems = reqq_size;
+	if (rspq_size > 0)
+		bfa_cfg->drvcfg.num_rspq_elems = rspq_size;
+	if (num_sgpgs > 0)
+		bfa_cfg->drvcfg.num_sgpgs = num_sgpgs;
+
+	/*
+	 * populate the hal values back to the driver for sysfs use.
+	 * otherwise, the default values will be shown as 0 in sysfs
+	 */
+	num_rports = bfa_cfg->fwcfg.num_rports;
+	num_ios    = bfa_cfg->fwcfg.num_ioim_reqs;
+	num_tms	   = bfa_cfg->fwcfg.num_tskim_reqs;
+	num_fcxps  = bfa_cfg->fwcfg.num_fcxp_reqs;
+	num_ufbufs = bfa_cfg->fwcfg.num_uf_bufs;
+	reqq_size  = bfa_cfg->drvcfg.num_reqq_elems;
+	rspq_size  = bfa_cfg->drvcfg.num_rspq_elems;
+	num_sgpgs  = bfa_cfg->drvcfg.num_sgpgs;
+}
+
+bfa_status_t
+bfad_hal_mem_alloc(struct bfad_s *bfad)
+{
+	struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
+	struct bfa_mem_elem_s *meminfo_elem;
+	bfa_status_t    rc = BFA_STATUS_OK;
+	dma_addr_t      phys_addr;
+	int             retry_count = 0;
+	int             reset_value = 1;
+	int             min_num_sgpgs = 512;
+	void           *kva;
+	int             i;
+
+	bfa_cfg_get_default(&bfad->ioc_cfg);
+
+retry:
+	bfad_update_hal_cfg(&bfad->ioc_cfg);
+	bfad->cfg_data.ioc_queue_depth = bfad->ioc_cfg.fwcfg.num_ioim_reqs;
+	bfa_cfg_get_meminfo(&bfad->ioc_cfg, hal_meminfo);
+
+	for (i = 0; i < BFA_MEM_TYPE_MAX; i++) {
+		meminfo_elem = &hal_meminfo->meminfo[i];
+		switch (meminfo_elem->mem_type) {
+		case BFA_MEM_TYPE_KVA:
+			kva = vmalloc(meminfo_elem->mem_len);
+			if (kva == NULL) {
+				bfad_hal_mem_release(bfad);
+				rc = BFA_STATUS_ENOMEM;
+				goto ext;
+			}
+			memset(kva, 0, meminfo_elem->mem_len);
+			meminfo_elem->kva = kva;
+			break;
+		case BFA_MEM_TYPE_DMA:
+			kva = dma_alloc_coherent(&bfad->pcidev->dev,
+					meminfo_elem->mem_len,
+					&phys_addr, GFP_KERNEL);
+			if (kva == NULL) {
+				bfad_hal_mem_release(bfad);
+				/*
+				 * If we cannot allocate with default
+				 * num_sgpages try with half the value.
+				 */
+				if (num_sgpgs > min_num_sgpgs) {
+					printk(KERN_INFO "bfad[%d]: memory"
+						" allocation failed with"
+						" num_sgpgs: %d\n",
+						bfad->inst_no, num_sgpgs);
+					nextLowerInt(&num_sgpgs);
+					printk(KERN_INFO "bfad[%d]: trying to"
+						" allocate memory with"
+						" num_sgpgs: %d\n",
+						bfad->inst_no, num_sgpgs);
+					retry_count++;
+					goto retry;
+				} else {
+					if (num_sgpgs_parm > 0)
+						num_sgpgs = num_sgpgs_parm;
+					else {
+						reset_value =
+							(1 << retry_count);
+						num_sgpgs *= reset_value;
+					}
+					rc = BFA_STATUS_ENOMEM;
+					goto ext;
+				}
+			}
+
+			if (num_sgpgs_parm > 0)
+				num_sgpgs = num_sgpgs_parm;
+			else {
+				reset_value = (1 << retry_count);
+				num_sgpgs *= reset_value;
+			}
+
+			memset(kva, 0, meminfo_elem->mem_len);
+			meminfo_elem->kva = kva;
+			meminfo_elem->dma = phys_addr;
+			break;
+		default:
+			break;
+
+		}
+	}
+ext:
+	return rc;
+}
+
+/**
+ * Create a vport under a vf.
+ */
+bfa_status_t
+bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
+		  struct bfa_port_cfg_s *port_cfg)
+{
+	struct bfad_vport_s *vport;
+	int             rc = BFA_STATUS_OK;
+	unsigned long   flags;
+	struct completion fcomp;
+
+	vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL);
+	if (!vport) {
+		rc = BFA_STATUS_ENOMEM;
+		goto ext;
+	}
+
+	vport->drv_port.bfad = bfad;
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	rc = bfa_fcs_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, vf_id,
+				  port_cfg, vport);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (rc != BFA_STATUS_OK)
+		goto ext_free_vport;
+
+	if (port_cfg->roles & BFA_PORT_ROLE_FCP_IM) {
+		rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port);
+		if (rc != BFA_STATUS_OK)
+			goto ext_free_fcs_vport;
+	}
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_fcs_vport_start(&vport->fcs_vport);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	return BFA_STATUS_OK;
+
+ext_free_fcs_vport:
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	vport->comp_del = &fcomp;
+	init_completion(vport->comp_del);
+	bfa_fcs_vport_delete(&vport->fcs_vport);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	wait_for_completion(vport->comp_del);
+ext_free_vport:
+	kfree(vport);
+ext:
+	return rc;
+}
+
+/**
+ * Create a vf and its base vport implicitely.
+ */
+bfa_status_t
+bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
+	       struct bfa_port_cfg_s *port_cfg)
+{
+	struct bfad_vf_s *vf;
+	int             rc = BFA_STATUS_OK;
+
+	vf = kzalloc(sizeof(struct bfad_vf_s), GFP_KERNEL);
+	if (!vf) {
+		rc = BFA_STATUS_FAILED;
+		goto ext;
+	}
+
+	rc = bfa_fcs_vf_create(&vf->fcs_vf, &bfad->bfa_fcs, vf_id, port_cfg,
+			       vf);
+	if (rc != BFA_STATUS_OK)
+		kfree(vf);
+ext:
+	return rc;
+}
+
+void
+bfad_bfa_tmo(unsigned long data)
+{
+	struct bfad_s  *bfad = (struct bfad_s *)data;
+	unsigned long   flags;
+	struct list_head  doneq;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	bfa_timer_tick(&bfad->bfa);
+
+	bfa_comp_deq(&bfad->bfa, &doneq);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (!list_empty(&doneq)) {
+		bfa_comp_process(&bfad->bfa, &doneq);
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		bfa_comp_free(&bfad->bfa, &doneq);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	}
+
+	mod_timer(&bfad->hal_tmo, jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
+}
+
+void
+bfad_init_timer(struct bfad_s *bfad)
+{
+	init_timer(&bfad->hal_tmo);
+	bfad->hal_tmo.function = bfad_bfa_tmo;
+	bfad->hal_tmo.data = (unsigned long)bfad;
+
+	mod_timer(&bfad->hal_tmo, jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
+}
+
+int
+bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
+{
+	unsigned long   bar0_len;
+	int             rc = -ENODEV;
+
+	if (pci_enable_device(pdev)) {
+		BFA_PRINTF(BFA_ERR, "pci_enable_device fail %p\n", pdev);
+		goto out;
+	}
+
+	if (pci_request_regions(pdev, BFAD_DRIVER_NAME))
+		goto out_disable_device;
+
+	pci_set_master(pdev);
+
+
+	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)
+		if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
+			BFA_PRINTF(BFA_ERR, "pci_set_dma_mask fail %p\n", pdev);
+			goto out_release_region;
+		}
+
+	bfad->pci_bar0_map = pci_resource_start(pdev, 0);
+	bar0_len = pci_resource_len(pdev, 0);
+	bfad->pci_bar0_kva = ioremap(bfad->pci_bar0_map, bar0_len);
+
+	if (bfad->pci_bar0_kva == NULL) {
+		BFA_PRINTF(BFA_ERR, "Fail to map bar0\n");
+		goto out_release_region;
+	}
+
+	bfad->hal_pcidev.pci_slot = PCI_SLOT(pdev->devfn);
+	bfad->hal_pcidev.pci_func = PCI_FUNC(pdev->devfn);
+	bfad->hal_pcidev.pci_bar_kva = bfad->pci_bar0_kva;
+	bfad->hal_pcidev.device_id = pdev->device;
+	bfad->pci_name = pci_name(pdev);
+
+	bfad->pci_attr.vendor_id = pdev->vendor;
+	bfad->pci_attr.device_id = pdev->device;
+	bfad->pci_attr.ssid = pdev->subsystem_device;
+	bfad->pci_attr.ssvid = pdev->subsystem_vendor;
+	bfad->pci_attr.pcifn = PCI_FUNC(pdev->devfn);
+
+	bfad->pcidev = pdev;
+	return 0;
+
+out_release_region:
+	pci_release_regions(pdev);
+out_disable_device:
+	pci_disable_device(pdev);
+out:
+	return rc;
+}
+
+void
+bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad)
+{
+#if defined(__ia64__)
+	pci_iounmap(pdev, bfad->pci_bar0_kva);
+#else
+	iounmap(bfad->pci_bar0_kva);
+#endif
+	pci_release_regions(pdev);
+	pci_disable_device(pdev);
+	pci_set_drvdata(pdev, NULL);
+}
+
+void
+bfad_fcs_port_cfg(struct bfad_s *bfad)
+{
+	struct bfa_port_cfg_s port_cfg;
+	struct bfa_pport_attr_s attr;
+	char            symname[BFA_SYMNAME_MAXLEN];
+
+	sprintf(symname, "%s-%d", BFAD_DRIVER_NAME, bfad->inst_no);
+	memcpy(port_cfg.sym_name.symname, symname, strlen(symname));
+	bfa_pport_get_attr(&bfad->bfa, &attr);
+	port_cfg.nwwn = attr.nwwn;
+	port_cfg.pwwn = attr.pwwn;
+
+	bfa_fcs_cfg_base_port(&bfad->bfa_fcs, &port_cfg);
+}
+
+bfa_status_t
+bfad_drv_init(struct bfad_s *bfad)
+{
+	bfa_status_t    rc;
+	unsigned long   flags;
+	struct bfa_fcs_driver_info_s driver_info;
+	int             i;
+
+	bfad->cfg_data.rport_del_timeout = rport_del_timeout;
+	bfad->cfg_data.lun_queue_depth = bfa_lun_queue_depth;
+	bfad->cfg_data.io_max_sge = bfa_io_max_sge;
+	bfad->cfg_data.binding_method = FCP_PWWN_BINDING;
+
+	rc = bfad_hal_mem_alloc(bfad);
+	if (rc != BFA_STATUS_OK) {
+		printk(KERN_WARNING "bfad%d bfad_hal_mem_alloc failure\n",
+		       bfad->inst_no);
+		printk(KERN_WARNING
+			"Not enough memory to attach all Brocade HBA ports,"
+			" System may need more memory.\n");
+		goto out_hal_mem_alloc_failure;
+	}
+
+	bfa_init_log(&bfad->bfa, bfad->logmod);
+	bfa_init_trc(&bfad->bfa, bfad->trcmod);
+	bfa_init_aen(&bfad->bfa, bfad->aen);
+	INIT_LIST_HEAD(&bfad->file_q);
+	INIT_LIST_HEAD(&bfad->file_free_q);
+	for (i = 0; i < BFAD_AEN_MAX_APPS; i++) {
+		bfa_q_qe_init(&bfad->file_buf[i].qe);
+		list_add_tail(&bfad->file_buf[i].qe, &bfad->file_free_q);
+	}
+	bfa_init_plog(&bfad->bfa, &bfad->plog_buf);
+	bfa_plog_init(&bfad->plog_buf);
+	bfa_plog_str(&bfad->plog_buf, BFA_PL_MID_DRVR, BFA_PL_EID_DRIVER_START,
+		     0, "Driver Attach");
+
+	bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, &bfad->meminfo,
+		   &bfad->hal_pcidev);
+
+	init_completion(&bfad->comp);
+
+	/*
+	 * Enable Interrupt and wait bfa_init completion
+	 */
+	if (bfad_setup_intr(bfad)) {
+		printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n",
+		       bfad->inst_no);
+		goto out_setup_intr_failure;
+	}
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_init(&bfad->bfa);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	/*
+	 * Set up interrupt handler for each vectors
+	 */
+	if ((bfad->bfad_flags & BFAD_MSIX_ON)
+	    && bfad_install_msix_handler(bfad)) {
+		printk(KERN_WARNING "%s: install_msix failed, bfad%d\n",
+		       __FUNCTION__, bfad->inst_no);
+	}
+
+	bfad_init_timer(bfad);
+
+	wait_for_completion(&bfad->comp);
+
+	memset(&driver_info, 0, sizeof(driver_info));
+	strncpy(driver_info.version, BFAD_DRIVER_VERSION,
+		sizeof(driver_info.version) - 1);
+	if (host_name)
+		strncpy(driver_info.host_machine_name, host_name,
+			sizeof(driver_info.host_machine_name) - 1);
+	if (os_name)
+		strncpy(driver_info.host_os_name, os_name,
+			sizeof(driver_info.host_os_name) - 1);
+	if (os_patch)
+		strncpy(driver_info.host_os_patch, os_patch,
+			sizeof(driver_info.host_os_patch) - 1);
+
+	strncpy(driver_info.os_device_name, bfad->pci_name,
+		sizeof(driver_info.os_device_name - 1));
+
+	/*
+	 * FCS INIT
+	 */
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_fcs_log_init(&bfad->bfa_fcs, bfad->logmod);
+	bfa_fcs_trc_init(&bfad->bfa_fcs, bfad->trcmod);
+	bfa_fcs_aen_init(&bfad->bfa_fcs, bfad->aen);
+	bfa_fcs_init(&bfad->bfa_fcs, &bfad->bfa, bfad, BFA_FALSE);
+	bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	bfad->bfad_flags |= BFAD_DRV_INIT_DONE;
+	return BFA_STATUS_OK;
+
+out_setup_intr_failure:
+	bfa_detach(&bfad->bfa);
+	bfad_hal_mem_release(bfad);
+out_hal_mem_alloc_failure:
+	return BFA_STATUS_FAILED;
+}
+
+void
+bfad_drv_uninit(struct bfad_s *bfad)
+{
+	del_timer_sync(&bfad->hal_tmo);
+	bfa_isr_disable(&bfad->bfa);
+	bfa_detach(&bfad->bfa);
+	bfad_remove_intr(bfad);
+	bfa_assert(list_empty(&bfad->file_q));
+	bfad_hal_mem_release(bfad);
+}
+
+void
+bfad_drv_start(struct bfad_s *bfad)
+{
+	unsigned long   flags;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_start(&bfad->bfa);
+	bfa_fcs_start(&bfad->bfa_fcs);
+	bfad->bfad_flags |= BFAD_HAL_START_DONE;
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	bfad_fc4_probe_post(bfad);
+}
+
+void
+bfad_drv_stop(struct bfad_s *bfad)
+{
+	unsigned long   flags;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	init_completion(&bfad->comp);
+	bfad->pport.flags |= BFAD_PORT_DELETE;
+	bfa_fcs_exit(&bfad->bfa_fcs);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	wait_for_completion(&bfad->comp);
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	init_completion(&bfad->comp);
+	bfa_stop(&bfad->bfa);
+	bfad->bfad_flags &= ~BFAD_HAL_START_DONE;
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	wait_for_completion(&bfad->comp);
+}
+
+bfa_status_t
+bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role)
+{
+	int             rc = BFA_STATUS_OK;
+
+	/*
+	 * Allocate scsi_host for the physical port
+	 */
+	if ((bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IM)
+	    && (role & BFA_PORT_ROLE_FCP_IM)) {
+		if (bfad->pport.im_port == NULL) {
+			rc = BFA_STATUS_FAILED;
+			goto out;
+		}
+
+		rc = bfad_im_scsi_host_alloc(bfad, bfad->pport.im_port);
+		if (rc != BFA_STATUS_OK)
+			goto out;
+
+		bfad->pport.roles |= BFA_PORT_ROLE_FCP_IM;
+	}
+
+	bfad->bfad_flags |= BFAD_CFG_PPORT_DONE;
+
+out:
+	return rc;
+}
+
+void
+bfad_uncfg_pport(struct bfad_s *bfad)
+{
+	if ((bfad->pport.roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable) {
+		bfad_ipfc_port_delete(bfad, &bfad->pport);
+		bfad->pport.roles &= ~BFA_PORT_ROLE_FCP_IPFC;
+	}
+
+	if ((bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IM)
+	    && (bfad->pport.roles & BFA_PORT_ROLE_FCP_IM)) {
+		bfad_im_scsi_host_free(bfad, bfad->pport.im_port);
+		bfad_im_port_clean(bfad->pport.im_port);
+		kfree(bfad->pport.im_port);
+		bfad->pport.roles &= ~BFA_PORT_ROLE_FCP_IM;
+	}
+
+	bfad->bfad_flags &= ~BFAD_CFG_PPORT_DONE;
+}
+
+void
+bfad_drv_log_level_set(struct bfad_s *bfad)
+{
+	if (log_level > BFA_LOG_INVALID && log_level <= BFA_LOG_LEVEL_MAX)
+		bfa_log_set_level_all(&bfad->log_data, log_level);
+}
+
+ /*
+  *  PCI_entry PCI driver entries * {
+  */
+
+/**
+ * PCI probe entry.
+ */
+int
+bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid)
+{
+	struct bfad_s  *bfad;
+	int             error = -ENODEV, retval;
+	char            buf[16];
+
+	/*
+	 * For single port cards - only claim function 0
+	 */
+	if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P)
+	    && (PCI_FUNC(pdev->devfn) != 0))
+		return -ENODEV;
+
+	BFA_TRACE(BFA_INFO, "bfad_pci_probe entry");
+
+	bfad = kzalloc(sizeof(struct bfad_s), GFP_KERNEL);
+	if (!bfad) {
+		error = -ENOMEM;
+		goto out;
+	}
+
+	bfad->trcmod = kzalloc(sizeof(struct bfa_trc_mod_s), GFP_KERNEL);
+	if (!bfad->trcmod) {
+		printk(KERN_WARNING "Error alloc trace buffer!\n");
+		error = -ENOMEM;
+		goto out_alloc_trace_failure;
+	}
+
+	/*
+	 * LOG/TRACE INIT
+	 */
+	bfa_trc_init(bfad->trcmod);
+	bfa_trc(bfad, bfad_inst);
+
+	bfad->logmod = &bfad->log_data;
+	sprintf(buf, "%d", bfad_inst);
+	bfa_log_init(bfad->logmod, buf, bfa_os_printf);
+
+	bfad_drv_log_level_set(bfad);
+
+	bfad->aen = &bfad->aen_buf;
+
+	if (!(bfad_load_fwimg(pdev))) {
+		printk(KERN_WARNING "bfad_load_fwimg failure!\n");
+		kfree(bfad->trcmod);
+		goto out_alloc_trace_failure;
+	}
+
+	retval = bfad_pci_init(pdev, bfad);
+	if (retval) {
+		printk(KERN_WARNING "bfad_pci_init failure!\n");
+		error = retval;
+		goto out_pci_init_failure;
+	}
+
+	mutex_lock(&bfad_mutex);
+	bfad->inst_no = bfad_inst++;
+	list_add_tail(&bfad->list_entry, &bfad_list);
+	mutex_unlock(&bfad_mutex);
+
+	spin_lock_init(&bfad->bfad_lock);
+	pci_set_drvdata(pdev, bfad);
+
+	bfad->ref_count = 0;
+	bfad->pport.bfad = bfad;
+
+	retval = bfad_drv_init(bfad);
+	if (retval != BFA_STATUS_OK)
+		goto out_drv_init_failure;
+	if (!(bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
+		printk(KERN_WARNING "bfad%d: hal init failed\n", bfad->inst_no);
+		goto ok;
+	}
+
+	/*
+	 * PPORT FCS config
+	 */
+	bfad_fcs_port_cfg(bfad);
+
+	retval = bfad_cfg_pport(bfad, BFA_PORT_ROLE_FCP_IM);
+	if (retval != BFA_STATUS_OK)
+		goto out_cfg_pport_failure;
+
+	/*
+	 * BFAD level FC4 (IM/TM/IPFC) specific resource allocation
+	 */
+	retval = bfad_fc4_probe(bfad);
+	if (retval != BFA_STATUS_OK) {
+		printk(KERN_WARNING "bfad_fc4_probe failed\n");
+		goto out_fc4_probe_failure;
+	}
+
+	bfad_drv_start(bfad);
+
+	/*
+	 * If bfa_linkup_delay is set to -1 default; try to retrive the
+	 * value using the bfad_os_get_linkup_delay(); else use the
+	 * passed in module param value as the bfa_linkup_delay.
+	 */
+	if (bfa_linkup_delay < 0) {
+		bfa_linkup_delay = bfad_os_get_linkup_delay(bfad);
+		bfad_os_rport_online_wait(bfad);
+		bfa_linkup_delay = -1;
+	} else {
+		bfad_os_rport_online_wait(bfad);
+	}
+
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_DEVICE_CLAIMED, bfad->pci_name);
+ok:
+	return 0;
+
+out_fc4_probe_failure:
+	bfad_fc4_probe_undo(bfad);
+	bfad_uncfg_pport(bfad);
+out_cfg_pport_failure:
+	bfad_drv_uninit(bfad);
+out_drv_init_failure:
+	mutex_lock(&bfad_mutex);
+	bfad_inst--;
+	list_del(&bfad->list_entry);
+	mutex_unlock(&bfad_mutex);
+	bfad_pci_uninit(pdev, bfad);
+out_pci_init_failure:
+	kfree(bfad->trcmod);
+out_alloc_trace_failure:
+	kfree(bfad);
+out:
+	return error;
+}
+
+/**
+ * PCI remove entry.
+ */
+void
+bfad_pci_remove(struct pci_dev *pdev)
+{
+	struct bfad_s  *bfad = pci_get_drvdata(pdev);
+	unsigned long   flags;
+
+	bfa_trc(bfad, bfad->inst_no);
+
+	if ((bfad->bfad_flags & BFAD_DRV_INIT_DONE)
+	    && !(bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
+
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		init_completion(&bfad->comp);
+		bfa_stop(&bfad->bfa);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		wait_for_completion(&bfad->comp);
+
+		bfad_remove_intr(bfad);
+		del_timer_sync(&bfad->hal_tmo);
+		goto hal_detach;
+	} else if (!(bfad->bfad_flags & BFAD_DRV_INIT_DONE)) {
+		goto remove_sysfs;
+	}
+
+	if (bfad->bfad_flags & BFAD_HAL_START_DONE)
+		bfad_drv_stop(bfad);
+
+	bfad_remove_intr(bfad);
+
+	del_timer_sync(&bfad->hal_tmo);
+	bfad_fc4_probe_undo(bfad);
+
+	if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE)
+		bfad_uncfg_pport(bfad);
+
+hal_detach:
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_detach(&bfad->bfa);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	bfad_hal_mem_release(bfad);
+remove_sysfs:
+
+	mutex_lock(&bfad_mutex);
+	bfad_inst--;
+	list_del(&bfad->list_entry);
+	mutex_unlock(&bfad_mutex);
+	bfad_pci_uninit(pdev, bfad);
+
+	kfree(bfad->trcmod);
+	kfree(bfad);
+}
+
+
+static struct pci_device_id bfad_id_table[] = {
+	{
+	 .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+	 .device = BFA_PCI_DEVICE_ID_FC_8G2P,
+	 .subvendor = PCI_ANY_ID,
+	 .subdevice = PCI_ANY_ID,
+	 },
+	{
+	 .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+	 .device = BFA_PCI_DEVICE_ID_FC_8G1P,
+	 .subvendor = PCI_ANY_ID,
+	 .subdevice = PCI_ANY_ID,
+	 },
+	{
+	 .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+	 .device = BFA_PCI_DEVICE_ID_CT,
+	 .subvendor = PCI_ANY_ID,
+	 .subdevice = PCI_ANY_ID,
+	 .class = (PCI_CLASS_SERIAL_FIBER << 8),
+	 .class_mask = ~0,
+	 },
+
+	{0, 0},
+};
+
+MODULE_DEVICE_TABLE(pci, bfad_id_table);
+
+static struct pci_driver bfad_pci_driver = {
+	.name = BFAD_DRIVER_NAME,
+	.id_table = bfad_id_table,
+	.probe = bfad_pci_probe,
+	.remove = __devexit_p(bfad_pci_remove),
+};
+
+/**
+ *  Linux driver module functions
+ */
+bfa_status_t
+bfad_fc4_module_init(void)
+{
+	int             rc;
+
+	rc = bfad_im_module_init();
+	if (rc != BFA_STATUS_OK)
+		goto ext;
+
+	bfad_tm_module_init();
+	if (ipfc_enable)
+		bfad_ipfc_module_init();
+ext:
+	return rc;
+}
+
+void
+bfad_fc4_module_exit(void)
+{
+	if (ipfc_enable)
+		bfad_ipfc_module_exit();
+	bfad_tm_module_exit();
+	bfad_im_module_exit();
+}
+
+/**
+ * Driver module init.
+ */
+static int      __init
+bfad_init(void)
+{
+	int             error = 0;
+
+	printk(KERN_INFO "Brocade BFA FC/FCOE SCSI driver - version: %s\n",
+	       BFAD_DRIVER_VERSION);
+
+	if (num_sgpgs > 0)
+		num_sgpgs_parm = num_sgpgs;
+
+	error = bfad_fc4_module_init();
+	if (error) {
+		error = -ENOMEM;
+		printk(KERN_WARNING "bfad_fc4_module_init failure\n");
+		goto ext;
+	}
+
+	if (!strcmp(FCPI_NAME, " fcpim"))
+		bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_IM;
+	if (!strcmp(FCPT_NAME, " fcptm"))
+		bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_TM;
+	if (!strcmp(IPFC_NAME, " ipfc"))
+		bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_IPFC;
+
+	bfa_ioc_auto_recover(ioc_auto_recover);
+	bfa_fcs_rport_set_del_timeout(rport_del_timeout);
+	error = pci_register_driver(&bfad_pci_driver);
+
+	if (error) {
+		printk(KERN_WARNING "bfad pci_register_driver failure\n");
+		goto ext;
+	}
+
+	return 0;
+
+ext:
+	bfad_fc4_module_exit();
+	return error;
+}
+
+/**
+ * Driver module exit.
+ */
+static void     __exit
+bfad_exit(void)
+{
+	pci_unregister_driver(&bfad_pci_driver);
+	bfad_fc4_module_exit();
+	bfad_free_fwimg();
+}
+
+#define BFAD_PROTO_NAME FCPI_NAME FCPT_NAME IPFC_NAME
+
+module_init(bfad_init);
+module_exit(bfad_exit);
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Brocade Fibre Channel HBA Driver" BFAD_PROTO_NAME);
+MODULE_AUTHOR("Brocade Communications Systems, Inc.");
+MODULE_VERSION(BFAD_DRIVER_VERSION);
+
+

drivers/scsi/bfa/bfad_attr.c

@@ -0,0 +1,649 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_attr.c Linux driver configuration interface module.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfad_trcmod.h"
+#include "bfad_attr.h"
+
+/**
+ *  FC_transport_template FC transport template
+ */
+
+/**
+ * FC transport template entry, get SCSI target port ID.
+ */
+void
+bfad_im_get_starget_port_id(struct scsi_target *starget)
+{
+	struct Scsi_Host *shost;
+	struct bfad_im_port_s *im_port;
+	struct bfad_s         *bfad;
+	struct bfad_itnim_s   *itnim = NULL;
+	u32        fc_id = -1;
+	unsigned long   flags;
+
+	shost = bfad_os_starget_to_shost(starget);
+	im_port = (struct bfad_im_port_s *) shost->hostdata[0];
+	bfad = im_port->bfad;
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	itnim = bfad_os_get_itnim(im_port, starget->id);
+	if (itnim)
+		fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
+
+	fc_starget_port_id(starget) = fc_id;
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * FC transport template entry, get SCSI target nwwn.
+ */
+void
+bfad_im_get_starget_node_name(struct scsi_target *starget)
+{
+	struct Scsi_Host *shost;
+	struct bfad_im_port_s *im_port;
+	struct bfad_s         *bfad;
+	struct bfad_itnim_s   *itnim = NULL;
+	u64             node_name = 0;
+	unsigned long   flags;
+
+	shost = bfad_os_starget_to_shost(starget);
+	im_port = (struct bfad_im_port_s *) shost->hostdata[0];
+	bfad = im_port->bfad;
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	itnim = bfad_os_get_itnim(im_port, starget->id);
+	if (itnim)
+		node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
+
+	fc_starget_node_name(starget) = bfa_os_htonll(node_name);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * FC transport template entry, get SCSI target pwwn.
+ */
+void
+bfad_im_get_starget_port_name(struct scsi_target *starget)
+{
+	struct Scsi_Host *shost;
+	struct bfad_im_port_s *im_port;
+	struct bfad_s         *bfad;
+	struct bfad_itnim_s   *itnim = NULL;
+	u64             port_name = 0;
+	unsigned long   flags;
+
+	shost = bfad_os_starget_to_shost(starget);
+	im_port = (struct bfad_im_port_s *) shost->hostdata[0];
+	bfad = im_port->bfad;
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	itnim = bfad_os_get_itnim(im_port, starget->id);
+	if (itnim)
+		port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
+
+	fc_starget_port_name(starget) = bfa_os_htonll(port_name);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * FC transport template entry, get SCSI host port ID.
+ */
+void
+bfad_im_get_host_port_id(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+
+	fc_host_port_id(shost) =
+			bfa_os_hton3b(bfa_fcs_port_get_fcid(port->fcs_port));
+}
+
+
+
+
+
+struct Scsi_Host *
+bfad_os_starget_to_shost(struct scsi_target *starget)
+{
+	return dev_to_shost(starget->dev.parent);
+}
+
+/**
+ * FC transport template entry, get SCSI host port type.
+ */
+static void
+bfad_im_get_host_port_type(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_pport_attr_s attr;
+
+	bfa_pport_get_attr(&bfad->bfa, &attr);
+
+	switch (attr.port_type) {
+	case BFA_PPORT_TYPE_NPORT:
+		fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
+		break;
+	case BFA_PPORT_TYPE_NLPORT:
+		fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
+		break;
+	case BFA_PPORT_TYPE_P2P:
+		fc_host_port_type(shost) = FC_PORTTYPE_PTP;
+		break;
+	case BFA_PPORT_TYPE_LPORT:
+		fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
+		break;
+	default:
+		fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
+		break;
+	}
+}
+
+/**
+ * FC transport template entry, get SCSI host port state.
+ */
+static void
+bfad_im_get_host_port_state(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_pport_attr_s attr;
+
+	bfa_pport_get_attr(&bfad->bfa, &attr);
+
+	switch (attr.port_state) {
+	case BFA_PPORT_ST_LINKDOWN:
+		fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
+		break;
+	case BFA_PPORT_ST_LINKUP:
+		fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
+		break;
+	case BFA_PPORT_ST_UNINIT:
+	case BFA_PPORT_ST_ENABLING_QWAIT:
+	case BFA_PPORT_ST_ENABLING:
+	case BFA_PPORT_ST_DISABLING_QWAIT:
+	case BFA_PPORT_ST_DISABLING:
+	case BFA_PPORT_ST_DISABLED:
+	case BFA_PPORT_ST_STOPPED:
+	case BFA_PPORT_ST_IOCDOWN:
+	default:
+		fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
+		break;
+	}
+}
+
+/**
+ * FC transport template entry, get SCSI host active fc4s.
+ */
+static void
+bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+
+	memset(fc_host_active_fc4s(shost), 0,
+	       sizeof(fc_host_active_fc4s(shost)));
+
+	if (port->supported_fc4s &
+		(BFA_PORT_ROLE_FCP_IM | BFA_PORT_ROLE_FCP_TM))
+		fc_host_active_fc4s(shost)[2] = 1;
+
+	if (port->supported_fc4s & BFA_PORT_ROLE_FCP_IPFC)
+		fc_host_active_fc4s(shost)[3] = 0x20;
+
+	fc_host_active_fc4s(shost)[7] = 1;
+}
+
+/**
+ * FC transport template entry, get SCSI host link speed.
+ */
+static void
+bfad_im_get_host_speed(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_pport_attr_s attr;
+
+	bfa_pport_get_attr(&bfad->bfa, &attr);
+	switch (attr.speed) {
+	case BFA_PPORT_SPEED_8GBPS:
+		fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
+		break;
+	case BFA_PPORT_SPEED_4GBPS:
+		fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
+		break;
+	case BFA_PPORT_SPEED_2GBPS:
+		fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
+		break;
+	case BFA_PPORT_SPEED_1GBPS:
+		fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
+		break;
+	default:
+		fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
+		break;
+	}
+}
+
+/**
+ * FC transport template entry, get SCSI host port type.
+ */
+static void
+bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+	wwn_t           fabric_nwwn = 0;
+
+	fabric_nwwn = bfa_fcs_port_get_fabric_name(port->fcs_port);
+
+	fc_host_fabric_name(shost) = bfa_os_htonll(fabric_nwwn);
+
+}
+
+/**
+ * FC transport template entry, get BFAD statistics.
+ */
+static struct fc_host_statistics *
+bfad_im_get_stats(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_hal_comp fcomp;
+	struct fc_host_statistics *hstats;
+	bfa_status_t    rc;
+	unsigned long   flags;
+
+	hstats = &bfad->link_stats;
+	init_completion(&fcomp.comp);
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	memset(hstats, 0, sizeof(struct fc_host_statistics));
+	rc = bfa_pport_get_stats(&bfad->bfa,
+				     (union bfa_pport_stats_u *) hstats,
+				     bfad_hcb_comp, &fcomp);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	if (rc != BFA_STATUS_OK)
+		return NULL;
+
+	wait_for_completion(&fcomp.comp);
+
+	return hstats;
+}
+
+/**
+ * FC transport template entry, reset BFAD statistics.
+ */
+static void
+bfad_im_reset_stats(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_hal_comp fcomp;
+	unsigned long   flags;
+	bfa_status_t    rc;
+
+	init_completion(&fcomp.comp);
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	rc = bfa_pport_clear_stats(&bfad->bfa, bfad_hcb_comp, &fcomp);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (rc != BFA_STATUS_OK)
+		return;
+
+	wait_for_completion(&fcomp.comp);
+
+	return;
+}
+
+/**
+ * FC transport template entry, get rport loss timeout.
+ */
+static void
+bfad_im_get_rport_loss_tmo(struct fc_rport *rport)
+{
+	struct bfad_itnim_data_s *itnim_data = rport->dd_data;
+	struct bfad_itnim_s   *itnim = itnim_data->itnim;
+	struct bfad_s         *bfad = itnim->im->bfad;
+	unsigned long   flags;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * FC transport template entry, set rport loss timeout.
+ */
+static void
+bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
+{
+	struct bfad_itnim_data_s *itnim_data = rport->dd_data;
+	struct bfad_itnim_s   *itnim = itnim_data->itnim;
+	struct bfad_s         *bfad = itnim->im->bfad;
+	unsigned long   flags;
+
+	if (timeout > 0) {
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		bfa_fcpim_path_tov_set(&bfad->bfa, timeout);
+		rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	}
+
+}
+
+struct fc_function_template bfad_im_fc_function_template = {
+
+	/* Target dynamic attributes */
+	.get_starget_port_id = bfad_im_get_starget_port_id,
+	.show_starget_port_id = 1,
+	.get_starget_node_name = bfad_im_get_starget_node_name,
+	.show_starget_node_name = 1,
+	.get_starget_port_name = bfad_im_get_starget_port_name,
+	.show_starget_port_name = 1,
+
+	/* Host dynamic attribute */
+	.get_host_port_id = bfad_im_get_host_port_id,
+	.show_host_port_id = 1,
+
+	/* Host fixed attributes */
+	.show_host_node_name = 1,
+	.show_host_port_name = 1,
+	.show_host_supported_classes = 1,
+	.show_host_supported_fc4s = 1,
+	.show_host_supported_speeds = 1,
+	.show_host_maxframe_size = 1,
+
+	/* More host dynamic attributes */
+	.show_host_port_type = 1,
+	.get_host_port_type = bfad_im_get_host_port_type,
+	.show_host_port_state = 1,
+	.get_host_port_state = bfad_im_get_host_port_state,
+	.show_host_active_fc4s = 1,
+	.get_host_active_fc4s = bfad_im_get_host_active_fc4s,
+	.show_host_speed = 1,
+	.get_host_speed = bfad_im_get_host_speed,
+	.show_host_fabric_name = 1,
+	.get_host_fabric_name = bfad_im_get_host_fabric_name,
+
+	.show_host_symbolic_name = 1,
+
+	/* Statistics */
+	.get_fc_host_stats = bfad_im_get_stats,
+	.reset_fc_host_stats = bfad_im_reset_stats,
+
+	/* Allocation length for host specific data */
+	.dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
+
+	/* Remote port fixed attributes */
+	.show_rport_maxframe_size = 1,
+	.show_rport_supported_classes = 1,
+	.show_rport_dev_loss_tmo = 1,
+	.get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
+	.set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
+};
+
+/**
+ *  Scsi_Host_attrs SCSI host attributes
+ */
+static ssize_t
+bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
+			 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n",
+			ioc_attr.adapter_attr.serial_num);
+}
+
+static ssize_t
+bfad_im_model_show(struct device *dev, struct device_attribute *attr,
+			char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.model);
+}
+
+static ssize_t
+bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
+				 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n",
+			ioc_attr.adapter_attr.model_descr);
+}
+
+static ssize_t
+bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
+				 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+	u64        nwwn;
+
+	nwwn = bfa_fcs_port_get_nwwn(port->fcs_port);
+	return snprintf(buf, PAGE_SIZE, "0x%llx\n", bfa_os_htonll(nwwn));
+}
+
+static ssize_t
+bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
+				 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+
+	return snprintf(buf, PAGE_SIZE, "Brocade %s FV%s DV%s\n",
+			ioc_attr.adapter_attr.model,
+			ioc_attr.adapter_attr.fw_ver, BFAD_DRIVER_VERSION);
+}
+
+static ssize_t
+bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
+				char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.hw_ver);
+}
+
+static ssize_t
+bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
+				char *buf)
+{
+	return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
+}
+
+static ssize_t
+bfad_im_optionrom_version_show(struct device *dev,
+			 struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n",
+			ioc_attr.adapter_attr.optrom_ver);
+}
+
+static ssize_t
+bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
+				 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.fw_ver);
+}
+
+static ssize_t
+bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
+				char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%d\n", ioc_attr.adapter_attr.nports);
+}
+
+static ssize_t
+bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
+				char *buf)
+{
+	return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
+}
+
+static ssize_t
+bfad_im_num_of_discovered_ports_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+	struct bfad_s         *bfad = im_port->bfad;
+	int        nrports = 2048;
+	wwn_t          *rports = NULL;
+	unsigned long   flags;
+
+	rports = kzalloc(sizeof(wwn_t) * nrports , GFP_ATOMIC);
+	if (rports == NULL)
+		return -ENOMEM;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_fcs_port_get_rports(port->fcs_port, rports, &nrports);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	kfree(rports);
+
+	return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
+}
+
+static          DEVICE_ATTR(serial_number, S_IRUGO,
+				bfad_im_serial_num_show, NULL);
+static          DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
+static          DEVICE_ATTR(model_description, S_IRUGO,
+				bfad_im_model_desc_show, NULL);
+static          DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
+static          DEVICE_ATTR(symbolic_name, S_IRUGO,
+				bfad_im_symbolic_name_show, NULL);
+static          DEVICE_ATTR(hardware_version, S_IRUGO,
+				bfad_im_hw_version_show, NULL);
+static          DEVICE_ATTR(driver_version, S_IRUGO,
+				bfad_im_drv_version_show, NULL);
+static          DEVICE_ATTR(option_rom_version, S_IRUGO,
+				bfad_im_optionrom_version_show, NULL);
+static          DEVICE_ATTR(firmware_version, S_IRUGO,
+				bfad_im_fw_version_show, NULL);
+static          DEVICE_ATTR(number_of_ports, S_IRUGO,
+				bfad_im_num_of_ports_show, NULL);
+static          DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
+static          DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
+				bfad_im_num_of_discovered_ports_show, NULL);
+
+struct device_attribute *bfad_im_host_attrs[] = {
+	&dev_attr_serial_number,
+	&dev_attr_model,
+	&dev_attr_model_description,
+	&dev_attr_node_name,
+	&dev_attr_symbolic_name,
+	&dev_attr_hardware_version,
+	&dev_attr_driver_version,
+	&dev_attr_option_rom_version,
+	&dev_attr_firmware_version,
+	&dev_attr_number_of_ports,
+	&dev_attr_driver_name,
+	&dev_attr_number_of_discovered_ports,
+	NULL,
+};
+
+struct device_attribute *bfad_im_vport_attrs[] = {
+    &dev_attr_serial_number,
+    &dev_attr_model,
+    &dev_attr_model_description,
+    &dev_attr_node_name,
+    &dev_attr_symbolic_name,
+    &dev_attr_hardware_version,
+    &dev_attr_driver_version,
+    &dev_attr_option_rom_version,
+    &dev_attr_firmware_version,
+    &dev_attr_number_of_ports,
+    &dev_attr_driver_name,
+    &dev_attr_number_of_discovered_ports,
+    NULL,
+};
+
+

drivers/scsi/bfa/bfad_attr.h

@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFAD_ATTR_H__
+#define __BFAD_ATTR_H__
+/**
+ *  bfad_attr.h VMware driver configuration interface module.
+ */
+
+/**
+ *  FC_transport_template FC transport template
+ */
+
+struct Scsi_Host*
+bfad_os_dev_to_shost(struct scsi_target *starget);
+
+/**
+ * FC transport template entry, get SCSI target port ID.
+ */
+void
+bfad_im_get_starget_port_id(struct scsi_target *starget);
+
+/**
+ * FC transport template entry, get SCSI target nwwn.
+ */
+void
+bfad_im_get_starget_node_name(struct scsi_target *starget);
+
+/**
+ * FC transport template entry, get SCSI target pwwn.
+ */
+void
+bfad_im_get_starget_port_name(struct scsi_target *starget);
+
+/**
+ * FC transport template entry, get SCSI host port ID.
+ */
+void
+bfad_im_get_host_port_id(struct Scsi_Host *shost);
+
+/**
+ * FC transport template entry, issue a LIP.
+ */
+int
+bfad_im_issue_fc_host_lip(struct Scsi_Host *shost);
+
+struct Scsi_Host*
+bfad_os_starget_to_shost(struct scsi_target *starget);
+
+
+#endif /*  __BFAD_ATTR_H__ */

drivers/scsi/bfa/bfad_drv.h

@@ -0,0 +1,295 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ * Contains base driver definitions.
+ */
+
+/**
+ *  bfa_drv.h Linux driver data structures.
+ */
+
+#ifndef __BFAD_DRV_H__
+#define __BFAD_DRV_H__
+
+#include "bfa_os_inc.h"
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <fcs/bfa_fcs.h>
+#include <defs/bfa_defs_pci.h>
+#include <defs/bfa_defs_port.h>
+#include <defs/bfa_defs_rport.h>
+#include <fcs/bfa_fcs_rport.h>
+#include <defs/bfa_defs_vport.h>
+#include <fcs/bfa_fcs_vport.h>
+
+#include <cs/bfa_plog.h>
+#include "aen/bfa_aen.h"
+#include <log/bfa_log_linux.h>
+
+#define BFAD_DRIVER_NAME        "bfa"
+#ifdef BFA_DRIVER_VERSION
+#define BFAD_DRIVER_VERSION    BFA_DRIVER_VERSION
+#else
+#define BFAD_DRIVER_VERSION    "2.0.0.0"
+#endif
+
+
+#define BFAD_IRQ_FLAGS IRQF_SHARED
+
+/*
+ * BFAD flags
+ */
+#define BFAD_MSIX_ON				0x00000001
+#define BFAD_HAL_INIT_DONE			0x00000002
+#define BFAD_DRV_INIT_DONE			0x00000004
+#define BFAD_CFG_PPORT_DONE			0x00000008
+#define BFAD_HAL_START_DONE			0x00000010
+#define BFAD_PORT_ONLINE			0x00000020
+#define BFAD_RPORT_ONLINE			0x00000040
+
+#define BFAD_PORT_DELETE			0x00000001
+
+/*
+ * BFAD related definition
+ */
+#define SCSI_SCAN_DELAY		HZ
+#define BFAD_STOP_TIMEOUT	30
+#define BFAD_SUSPEND_TIMEOUT	BFAD_STOP_TIMEOUT
+
+/*
+ * BFAD configuration parameter default values
+ */
+#define BFAD_LUN_QUEUE_DEPTH 		32
+#define BFAD_IO_MAX_SGE 		SG_ALL
+
+#define bfad_isr_t irq_handler_t
+
+#define MAX_MSIX_ENTRY 22
+
+struct bfad_msix_s {
+	struct bfad_s *bfad;
+	struct msix_entry msix;
+};
+
+enum bfad_port_pvb_type {
+	BFAD_PORT_PHYS_BASE = 0,
+	BFAD_PORT_PHYS_VPORT = 1,
+	BFAD_PORT_VF_BASE = 2,
+	BFAD_PORT_VF_VPORT = 3,
+};
+
+/*
+ * PORT data structure
+ */
+struct bfad_port_s {
+	struct list_head list_entry;
+	struct bfad_s         *bfad;
+	struct bfa_fcs_port_s *fcs_port;
+	u32        roles;
+	s32         flags;
+	u32        supported_fc4s;
+	u8		ipfc_flags;
+	enum bfad_port_pvb_type pvb_type;
+	struct bfad_im_port_s *im_port;	/* IM specific data */
+	struct bfad_tm_port_s *tm_port;	/* TM specific data */
+	struct bfad_ipfc_port_s *ipfc_port;	/* IPFC specific data */
+};
+
+/*
+ * VPORT data structure
+ */
+struct bfad_vport_s {
+	struct bfad_port_s     drv_port;
+	struct bfa_fcs_vport_s fcs_vport;
+	struct completion *comp_del;
+};
+
+/*
+ * VF data structure
+ */
+struct bfad_vf_s {
+	bfa_fcs_vf_t    fcs_vf;
+	struct bfad_port_s    base_port;	/* base port for vf */
+	struct bfad_s   *bfad;
+};
+
+struct bfad_cfg_param_s {
+	u32        rport_del_timeout;
+	u32        ioc_queue_depth;
+	u32        lun_queue_depth;
+	u32        io_max_sge;
+	u32        binding_method;
+};
+
+#define BFAD_AEN_MAX_APPS 8
+struct bfad_aen_file_s {
+	struct list_head  qe;
+	struct bfad_s *bfad;
+	s32 ri;
+	s32 app_id;
+};
+
+/*
+ * BFAD (PCI function) data structure
+ */
+struct bfad_s {
+	struct list_head list_entry;
+	struct bfa_s       bfa;
+	struct bfa_fcs_s       bfa_fcs;
+	struct pci_dev *pcidev;
+	const char *pci_name;
+	struct bfa_pcidev_s hal_pcidev;
+	struct bfa_ioc_pci_attr_s pci_attr;
+	unsigned long   pci_bar0_map;
+	void __iomem   *pci_bar0_kva;
+	struct completion comp;
+	struct completion suspend;
+	struct completion disable_comp;
+	bfa_boolean_t   disable_active;
+	struct bfad_port_s     pport;	/* physical port of the BFAD */
+	struct bfa_meminfo_s meminfo;
+	struct bfa_iocfc_cfg_s   ioc_cfg;
+	u32        inst_no;	/* BFAD instance number */
+	u32        bfad_flags;
+	spinlock_t      bfad_lock;
+	struct bfad_cfg_param_s cfg_data;
+	struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY];
+	int             nvec;
+	char            adapter_name[BFA_ADAPTER_SYM_NAME_LEN];
+	char            port_name[BFA_ADAPTER_SYM_NAME_LEN];
+	struct timer_list hal_tmo;
+	unsigned long   hs_start;
+	struct bfad_im_s *im;		/* IM specific data */
+	struct bfad_tm_s *tm;		/* TM specific data */
+	struct bfad_ipfc_s *ipfc;	/* IPFC specific data */
+	struct bfa_log_mod_s   log_data;
+	struct bfa_trc_mod_s  *trcmod;
+	struct bfa_log_mod_s  *logmod;
+	struct bfa_aen_s      *aen;
+	struct bfa_aen_s       aen_buf;
+	struct bfad_aen_file_s file_buf[BFAD_AEN_MAX_APPS];
+	struct list_head         file_q;
+	struct list_head         file_free_q;
+	struct bfa_plog_s      plog_buf;
+	int             ref_count;
+	bfa_boolean_t	ipfc_enabled;
+	struct fc_host_statistics link_stats;
+
+	struct kobject *bfa_kobj;
+	struct kobject *ioc_kobj;
+	struct kobject *pport_kobj;
+	struct kobject *lport_kobj;
+};
+
+/*
+ * RPORT data structure
+ */
+struct bfad_rport_s {
+	struct bfa_fcs_rport_s fcs_rport;
+};
+
+struct bfad_buf_info {
+	void           *virt;
+	dma_addr_t      phys;
+	u32        size;
+};
+
+struct bfad_fcxp {
+	struct bfad_port_s    *port;
+	struct bfa_rport_s *bfa_rport;
+	bfa_status_t    req_status;
+	u16        tag;
+	u16        rsp_len;
+	u16        rsp_maxlen;
+	u8         use_ireqbuf;
+	u8         use_irspbuf;
+	u32        num_req_sgles;
+	u32        num_rsp_sgles;
+	struct fchs_s          fchs;
+	void           *reqbuf_info;
+	void           *rspbuf_info;
+	struct bfa_sge_s  *req_sge;
+	struct bfa_sge_s  *rsp_sge;
+	fcxp_send_cb_t  send_cbfn;
+	void           *send_cbarg;
+	void           *bfa_fcxp;
+	struct completion comp;
+};
+
+struct bfad_hal_comp {
+	bfa_status_t    status;
+	struct completion comp;
+};
+
+/*
+ * Macro to obtain the immediate lower power
+ * of two for the integer.
+ */
+#define nextLowerInt(x)                         	\
+do {                                            	\
+	int j;                                  	\
+	(*x)--;    		                	\
+	for (j = 1; j < (sizeof(int) * 8); j <<= 1)     \
+		(*x) = (*x) | (*x) >> j;        	\
+	(*x)++;                  	        	\
+	(*x) = (*x) >> 1;                       	\
+} while (0)
+
+
+bfa_status_t    bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
+				  struct bfa_port_cfg_s *port_cfg);
+bfa_status_t    bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
+			       struct bfa_port_cfg_s *port_cfg);
+bfa_status_t    bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role);
+bfa_status_t    bfad_drv_init(struct bfad_s *bfad);
+void            bfad_drv_start(struct bfad_s *bfad);
+void            bfad_uncfg_pport(struct bfad_s *bfad);
+void            bfad_drv_stop(struct bfad_s *bfad);
+void            bfad_remove_intr(struct bfad_s *bfad);
+void            bfad_hal_mem_release(struct bfad_s *bfad);
+void            bfad_hcb_comp(void *arg, bfa_status_t status);
+
+int             bfad_setup_intr(struct bfad_s *bfad);
+void            bfad_remove_intr(struct bfad_s *bfad);
+
+void		bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg);
+bfa_status_t	bfad_hal_mem_alloc(struct bfad_s *bfad);
+void		bfad_bfa_tmo(unsigned long data);
+void		bfad_init_timer(struct bfad_s *bfad);
+int		bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad);
+void		bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad);
+void		bfad_fcs_port_cfg(struct bfad_s *bfad);
+void		bfad_drv_uninit(struct bfad_s *bfad);
+void		bfad_drv_log_level_set(struct bfad_s *bfad);
+bfa_status_t	bfad_fc4_module_init(void);
+void		bfad_fc4_module_exit(void);
+
+void bfad_pci_remove(struct pci_dev *pdev);
+int bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid);
+void bfad_os_rport_online_wait(struct bfad_s *bfad);
+int bfad_os_get_linkup_delay(struct bfad_s *bfad);
+int bfad_install_msix_handler(struct bfad_s *bfad);
+
+extern struct idr bfad_im_port_index;
+extern struct list_head bfad_list;
+extern int bfa_lun_queue_depth;
+extern int bfad_supported_fc4s;
+extern int bfa_linkup_delay;
+
+#endif /* __BFAD_DRV_H__ */

drivers/scsi/bfa/bfad_fwimg.c

@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad_fwimg.c Linux driver PCI interface module.
+ */
+#include <bfa_os_inc.h>
+#include <bfad_drv.h>
+#include <bfad_im_compat.h>
+#include <defs/bfa_defs_version.h>
+#include <linux/errno.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <asm/uaccess.h>
+#include <asm/fcntl.h>
+#include <linux/pci.h>
+#include <linux/firmware.h>
+#include <bfa_fwimg_priv.h>
+#include <bfa.h>
+
+u32 bfi_image_ct_size;
+u32 bfi_image_cb_size;
+u32 *bfi_image_ct;
+u32 *bfi_image_cb;
+
+
+#define	BFAD_FW_FILE_CT	"ctfw.bin"
+#define	BFAD_FW_FILE_CB	"cbfw.bin"
+
+u32 *
+bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
+			u32 *bfi_image_size, char *fw_name)
+{
+	const struct firmware *fw;
+
+	if (request_firmware(&fw, fw_name, &pdev->dev)) {
+		printk(KERN_ALERT "Can't locate firmware %s\n", fw_name);
+		goto error;
+	}
+
+	*bfi_image = vmalloc(fw->size);
+	if (NULL == *bfi_image) {
+		printk(KERN_ALERT "Fail to allocate buffer for fw image "
+			"size=%x!\n", (u32) fw->size);
+		goto error;
+	}
+
+	memcpy(*bfi_image, fw->data, fw->size);
+	*bfi_image_size = fw->size/sizeof(u32);
+
+	return(*bfi_image);
+
+error:
+	return(NULL);
+}
+
+u32 *
+bfad_get_firmware_buf(struct pci_dev *pdev)
+{
+	if (pdev->device == BFA_PCI_DEVICE_ID_CT) {
+		if (bfi_image_ct_size == 0)
+			bfad_read_firmware(pdev, &bfi_image_ct,
+				&bfi_image_ct_size, BFAD_FW_FILE_CT);
+		return(bfi_image_ct);
+	} else {
+		if (bfi_image_cb_size == 0)
+			bfad_read_firmware(pdev, &bfi_image_cb,
+				&bfi_image_cb_size, BFAD_FW_FILE_CB);
+		return(bfi_image_cb);
+	}
+}
+
+u32 *
+bfi_image_ct_get_chunk(u32 off)
+{ return (u32 *)(bfi_image_ct + off); }
+
+u32 *
+bfi_image_cb_get_chunk(u32 off)
+{ return (u32 *)(bfi_image_cb + off); }
+

drivers/scsi/bfa/bfad_im.c

@@ -0,0 +1,1230 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad_im.c Linux driver IM module.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfad_trcmod.h"
+#include "bfa_cb_ioim_macros.h"
+#include <fcb/bfa_fcb_fcpim.h>
+
+BFA_TRC_FILE(LDRV, IM);
+
+DEFINE_IDR(bfad_im_port_index);
+struct scsi_transport_template *bfad_im_scsi_transport_template;
+static void bfad_im_itnim_work_handler(struct work_struct *work);
+static int bfad_im_queuecommand(struct scsi_cmnd *cmnd,
+		void (*done)(struct scsi_cmnd *));
+static int bfad_im_slave_alloc(struct scsi_device *sdev);
+
+void
+bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio,
+			enum bfi_ioim_status io_status, u8 scsi_status,
+			int sns_len, u8 *sns_info, s32 residue)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct bfad_s         *bfad = drv;
+	struct bfad_itnim_data_s *itnim_data;
+	struct bfad_itnim_s *itnim;
+
+	switch (io_status) {
+	case BFI_IOIM_STS_OK:
+		bfa_trc(bfad, scsi_status);
+		cmnd->result = ScsiResult(DID_OK, scsi_status);
+		scsi_set_resid(cmnd, 0);
+
+		if (sns_len > 0) {
+			bfa_trc(bfad, sns_len);
+			if (sns_len > SCSI_SENSE_BUFFERSIZE)
+				sns_len = SCSI_SENSE_BUFFERSIZE;
+			memcpy(cmnd->sense_buffer, sns_info, sns_len);
+		}
+		if (residue > 0)
+			scsi_set_resid(cmnd, residue);
+		break;
+
+	case BFI_IOIM_STS_ABORTED:
+	case BFI_IOIM_STS_TIMEDOUT:
+	case BFI_IOIM_STS_PATHTOV:
+	default:
+		cmnd->result = ScsiResult(DID_ERROR, 0);
+	}
+
+	/* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
+	if (cmnd->device->host != NULL)
+		scsi_dma_unmap(cmnd);
+
+	cmnd->host_scribble = NULL;
+	bfa_trc(bfad, cmnd->result);
+
+	itnim_data = cmnd->device->hostdata;
+	if (itnim_data) {
+		itnim = itnim_data->itnim;
+		if (!cmnd->result && itnim &&
+			 (bfa_lun_queue_depth > cmnd->device->queue_depth)) {
+			/* Queue depth adjustment for good status completion */
+			bfad_os_ramp_up_qdepth(itnim, cmnd->device);
+		} else if (cmnd->result == SAM_STAT_TASK_SET_FULL && itnim) {
+			/* qfull handling */
+			bfad_os_handle_qfull(itnim, cmnd->device);
+		}
+	}
+
+	cmnd->scsi_done(cmnd);
+}
+
+void
+bfa_cb_ioim_good_comp(void *drv, struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct bfad_itnim_data_s *itnim_data;
+	struct bfad_itnim_s *itnim;
+
+	cmnd->result = ScsiResult(DID_OK, SCSI_STATUS_GOOD);
+
+	/* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
+	if (cmnd->device->host != NULL)
+		scsi_dma_unmap(cmnd);
+
+	cmnd->host_scribble = NULL;
+
+	/* Queue depth adjustment */
+	if (bfa_lun_queue_depth > cmnd->device->queue_depth) {
+		itnim_data = cmnd->device->hostdata;
+		if (itnim_data) {
+			itnim = itnim_data->itnim;
+			if (itnim)
+				bfad_os_ramp_up_qdepth(itnim, cmnd->device);
+		}
+	}
+
+	cmnd->scsi_done(cmnd);
+}
+
+void
+bfa_cb_ioim_abort(void *drv, struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct bfad_s         *bfad = drv;
+
+	cmnd->result = ScsiResult(DID_ERROR, 0);
+
+	/* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
+	if (cmnd->device->host != NULL)
+		scsi_dma_unmap(cmnd);
+
+	bfa_trc(bfad, cmnd->result);
+	cmnd->host_scribble = NULL;
+}
+
+void
+bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk,
+		   enum bfi_tskim_status tsk_status)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dtsk;
+	wait_queue_head_t *wq;
+
+	cmnd->SCp.Status |= tsk_status << 1;
+	set_bit(IO_DONE_BIT, (unsigned long *)&cmnd->SCp.Status);
+	wq = (wait_queue_head_t *) cmnd->SCp.ptr;
+	cmnd->SCp.ptr = NULL;
+
+	if (wq)
+		wake_up(wq);
+}
+
+void
+bfa_cb_ioim_resfree(void *drv)
+{
+}
+
+/**
+ *  Scsi_Host_template SCSI host template
+ */
+/**
+ * Scsi_Host template entry, returns BFAD PCI info.
+ */
+static const char *
+bfad_im_info(struct Scsi_Host *shost)
+{
+	static char     bfa_buf[256];
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfa_ioc_attr_s  ioc_attr;
+	struct bfad_s         *bfad = im_port->bfad;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+
+	memset(bfa_buf, 0, sizeof(bfa_buf));
+	snprintf(bfa_buf, sizeof(bfa_buf),
+		 "Brocade FC/FCOE Adapter, " "model: %s hwpath: %s driver: %s",
+		 ioc_attr.adapter_attr.model, bfad->pci_name,
+		 BFAD_DRIVER_VERSION);
+	return bfa_buf;
+}
+
+/**
+ * Scsi_Host template entry, aborts the specified SCSI command.
+ *
+ * Returns: SUCCESS or FAILED.
+ */
+static int
+bfad_im_abort_handler(struct scsi_cmnd *cmnd)
+{
+	struct Scsi_Host *shost = cmnd->device->host;
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioim_s *hal_io;
+	unsigned long   flags;
+	u32        timeout;
+	int             rc = FAILED;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	hal_io = (struct bfa_ioim_s *) cmnd->host_scribble;
+	if (!hal_io) {
+		/* IO has been completed, retrun success */
+		rc = SUCCESS;
+		goto out;
+	}
+	if (hal_io->dio != (struct bfad_ioim_s *) cmnd) {
+		rc = FAILED;
+		goto out;
+	}
+
+	bfa_trc(bfad, hal_io->iotag);
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_ABORT,
+		im_port->shost->host_no, cmnd, hal_io->iotag);
+	bfa_ioim_abort(hal_io);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	/* Need to wait until the command get aborted */
+	timeout = 10;
+	while ((struct bfa_ioim_s *) cmnd->host_scribble == hal_io) {
+		set_current_state(TASK_UNINTERRUPTIBLE);
+		schedule_timeout(timeout);
+		if (timeout < 4 * HZ)
+			timeout *= 2;
+	}
+
+	cmnd->scsi_done(cmnd);
+	bfa_trc(bfad, hal_io->iotag);
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_ABORT_COMP,
+		im_port->shost->host_no, cmnd, hal_io->iotag);
+	return SUCCESS;
+out:
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	return rc;
+}
+
+static bfa_status_t
+bfad_im_target_reset_send(struct bfad_s *bfad, struct scsi_cmnd *cmnd,
+		     struct bfad_itnim_s *itnim)
+{
+	struct bfa_tskim_s *tskim;
+	struct bfa_itnim_s *bfa_itnim;
+	bfa_status_t    rc = BFA_STATUS_OK;
+
+	bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+	tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd);
+	if (!tskim) {
+		BFA_DEV_PRINTF(bfad, BFA_ERR,
+			       "target reset, fail to allocate tskim\n");
+		rc = BFA_STATUS_FAILED;
+		goto out;
+	}
+
+	/*
+	 * Set host_scribble to NULL to avoid aborting a task command if
+	 * happens.
+	 */
+	cmnd->host_scribble = NULL;
+	cmnd->SCp.Status = 0;
+	bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+	bfa_tskim_start(tskim, bfa_itnim, (lun_t)0,
+			    FCP_TM_TARGET_RESET, BFAD_TARGET_RESET_TMO);
+out:
+	return rc;
+}
+
+/**
+ * Scsi_Host template entry, resets a LUN and abort its all commands.
+ *
+ * Returns: SUCCESS or FAILED.
+ *
+ */
+static int
+bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd)
+{
+	struct Scsi_Host *shost = cmnd->device->host;
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_itnim_data_s *itnim_data = cmnd->device->hostdata;
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_tskim_s *tskim;
+	struct bfad_itnim_s   *itnim;
+	struct bfa_itnim_s *bfa_itnim;
+	DECLARE_WAIT_QUEUE_HEAD(wq);
+	int             rc = SUCCESS;
+	unsigned long   flags;
+	enum bfi_tskim_status task_status;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	itnim = itnim_data->itnim;
+	if (!itnim) {
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		rc = FAILED;
+		goto out;
+	}
+
+	tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd);
+	if (!tskim) {
+		BFA_DEV_PRINTF(bfad, BFA_ERR,
+				"LUN reset, fail to allocate tskim");
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		rc = FAILED;
+		goto out;
+	}
+
+	/**
+	 * Set host_scribble to NULL to avoid aborting a task command
+	 * if happens.
+	 */
+	cmnd->host_scribble = NULL;
+	cmnd->SCp.ptr = (char *)&wq;
+	cmnd->SCp.Status = 0;
+	bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+	bfa_tskim_start(tskim, bfa_itnim,
+			    bfad_int_to_lun(cmnd->device->lun),
+			    FCP_TM_LUN_RESET, BFAD_LUN_RESET_TMO);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	wait_event(wq, test_bit(IO_DONE_BIT,
+			(unsigned long *)&cmnd->SCp.Status));
+
+	task_status = cmnd->SCp.Status >> 1;
+	if (task_status != BFI_TSKIM_STS_OK) {
+		BFA_DEV_PRINTF(bfad, BFA_ERR, "LUN reset failure, status: %d\n",
+			       task_status);
+		rc = FAILED;
+	}
+
+out:
+	return rc;
+}
+
+/**
+ * Scsi_Host template entry, resets the bus and abort all commands.
+ */
+static int
+bfad_im_reset_bus_handler(struct scsi_cmnd *cmnd)
+{
+	struct Scsi_Host *shost = cmnd->device->host;
+	struct bfad_im_port_s *im_port =
+				(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_itnim_s   *itnim;
+	unsigned long   flags;
+	u32        i, rc, err_cnt = 0;
+	DECLARE_WAIT_QUEUE_HEAD(wq);
+	enum bfi_tskim_status task_status;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	for (i = 0; i < MAX_FCP_TARGET; i++) {
+		itnim = bfad_os_get_itnim(im_port, i);
+		if (itnim) {
+			cmnd->SCp.ptr = (char *)&wq;
+			rc = bfad_im_target_reset_send(bfad, cmnd, itnim);
+			if (rc != BFA_STATUS_OK) {
+				err_cnt++;
+				continue;
+			}
+
+			/* wait target reset to complete */
+			spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+			wait_event(wq, test_bit(IO_DONE_BIT,
+					(unsigned long *)&cmnd->SCp.Status));
+			spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+			task_status = cmnd->SCp.Status >> 1;
+			if (task_status != BFI_TSKIM_STS_OK) {
+				BFA_DEV_PRINTF(bfad, BFA_ERR,
+					"target reset failure,"
+					" status: %d\n", task_status);
+				err_cnt++;
+			}
+		}
+	}
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (err_cnt)
+		return FAILED;
+
+	return SUCCESS;
+}
+
+/**
+ * Scsi_Host template entry slave_destroy.
+ */
+static void
+bfad_im_slave_destroy(struct scsi_device *sdev)
+{
+	sdev->hostdata = NULL;
+	return;
+}
+
+/**
+ *  BFA FCS itnim callbacks
+ */
+
+/**
+ * BFA FCS itnim alloc callback, after successful PRLI
+ * Context: Interrupt
+ */
+void
+bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim,
+		    struct bfad_itnim_s **itnim_drv)
+{
+	*itnim_drv = kzalloc(sizeof(struct bfad_itnim_s), GFP_ATOMIC);
+	if (*itnim_drv == NULL)
+		return;
+
+	(*itnim_drv)->im = bfad->im;
+	*itnim = &(*itnim_drv)->fcs_itnim;
+	(*itnim_drv)->state = ITNIM_STATE_NONE;
+
+	/*
+	 * Initiaze the itnim_work
+	 */
+	INIT_WORK(&(*itnim_drv)->itnim_work, bfad_im_itnim_work_handler);
+	bfad->bfad_flags |= BFAD_RPORT_ONLINE;
+}
+
+/**
+ * BFA FCS itnim free callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void
+bfa_fcb_itnim_free(struct bfad_s *bfad, struct bfad_itnim_s *itnim_drv)
+{
+	struct bfad_port_s    *port;
+	wwn_t wwpn;
+	u32 fcid;
+	char wwpn_str[32], fcid_str[16];
+
+	/* online to free state transtion should not happen */
+	bfa_assert(itnim_drv->state != ITNIM_STATE_ONLINE);
+
+	itnim_drv->queue_work = 1;
+	/* offline request is not yet done, use the same request to free */
+	if (itnim_drv->state == ITNIM_STATE_OFFLINE_PENDING)
+		itnim_drv->queue_work = 0;
+
+	itnim_drv->state = ITNIM_STATE_FREE;
+	port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
+	itnim_drv->im_port = port->im_port;
+	wwpn = bfa_fcs_itnim_get_pwwn(&itnim_drv->fcs_itnim);
+	fcid = bfa_fcs_itnim_get_fcid(&itnim_drv->fcs_itnim);
+	wwn2str(wwpn_str, wwpn);
+	fcid2str(fcid_str, fcid);
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_FREE,
+		port->im_port->shost->host_no,
+		fcid_str, wwpn_str);
+	bfad_os_itnim_process(itnim_drv);
+}
+
+/**
+ * BFA FCS itnim online callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void
+bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv)
+{
+	struct bfad_port_s    *port;
+
+	itnim_drv->bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim_drv->fcs_itnim);
+	port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
+	itnim_drv->state = ITNIM_STATE_ONLINE;
+	itnim_drv->queue_work = 1;
+	itnim_drv->im_port = port->im_port;
+	bfad_os_itnim_process(itnim_drv);
+}
+
+/**
+ * BFA FCS itnim offline callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void
+bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv)
+{
+	struct bfad_port_s    *port;
+	struct bfad_s *bfad;
+
+	port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
+	bfad = port->bfad;
+	if ((bfad->pport.flags & BFAD_PORT_DELETE) ||
+		 (port->flags & BFAD_PORT_DELETE)) {
+		itnim_drv->state = ITNIM_STATE_OFFLINE;
+		return;
+	}
+	itnim_drv->im_port = port->im_port;
+	itnim_drv->state = ITNIM_STATE_OFFLINE_PENDING;
+	itnim_drv->queue_work = 1;
+	bfad_os_itnim_process(itnim_drv);
+}
+
+/**
+ * BFA FCS itnim timeout callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void bfa_fcb_itnim_tov(struct bfad_itnim_s *itnim)
+{
+	itnim->state = ITNIM_STATE_TIMEOUT;
+}
+
+/**
+ * Path TOV processing begin notification -- dummy for linux
+ */
+void
+bfa_fcb_itnim_tov_begin(struct bfad_itnim_s *itnim)
+{
+}
+
+
+
+/**
+ * Allocate a Scsi_Host for a port.
+ */
+int
+bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+{
+	int error = 1;
+
+	if (!idr_pre_get(&bfad_im_port_index, GFP_KERNEL)) {
+		printk(KERN_WARNING "idr_pre_get failure\n");
+		goto out;
+	}
+
+	error = idr_get_new(&bfad_im_port_index, im_port,
+					 &im_port->idr_id);
+	if (error) {
+		printk(KERN_WARNING "idr_get_new failure\n");
+		goto out;
+	}
+
+	im_port->shost = bfad_os_scsi_host_alloc(im_port, bfad);
+	if (!im_port->shost) {
+		error = 1;
+		goto out_free_idr;
+	}
+
+	im_port->shost->hostdata[0] = (unsigned long)im_port;
+	im_port->shost->unique_id = im_port->idr_id;
+	im_port->shost->this_id = -1;
+	im_port->shost->max_id = MAX_FCP_TARGET;
+	im_port->shost->max_lun = MAX_FCP_LUN;
+	im_port->shost->max_cmd_len = 16;
+	im_port->shost->can_queue = bfad->cfg_data.ioc_queue_depth;
+	im_port->shost->transportt = bfad_im_scsi_transport_template;
+
+	error = bfad_os_scsi_add_host(im_port->shost, im_port, bfad);
+	if (error) {
+		printk(KERN_WARNING "bfad_os_scsi_add_host failure %d\n",
+							error);
+		goto out_fc_rel;
+	}
+
+	/* setup host fixed attribute if the lk supports */
+	bfad_os_fc_host_init(im_port);
+
+	return 0;
+
+out_fc_rel:
+	scsi_host_put(im_port->shost);
+out_free_idr:
+	idr_remove(&bfad_im_port_index, im_port->idr_id);
+out:
+	return error;
+}
+
+void
+bfad_im_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+{
+	unsigned long flags;
+
+	bfa_trc(bfad, bfad->inst_no);
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_HOST_FREE,
+			im_port->shost->host_no);
+
+	fc_remove_host(im_port->shost);
+
+	scsi_remove_host(im_port->shost);
+	scsi_host_put(im_port->shost);
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	idr_remove(&bfad_im_port_index, im_port->idr_id);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+static void
+bfad_im_port_delete_handler(struct work_struct *work)
+{
+	struct bfad_im_port_s *im_port =
+		container_of(work, struct bfad_im_port_s, port_delete_work);
+
+	bfad_im_scsi_host_free(im_port->bfad, im_port);
+	bfad_im_port_clean(im_port);
+	kfree(im_port);
+}
+
+bfa_status_t
+bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+	int             rc = BFA_STATUS_OK;
+	struct bfad_im_port_s *im_port;
+
+	im_port = kzalloc(sizeof(struct bfad_im_port_s), GFP_ATOMIC);
+	if (im_port == NULL) {
+		rc = BFA_STATUS_ENOMEM;
+		goto ext;
+	}
+	port->im_port = im_port;
+	im_port->port = port;
+	im_port->bfad = bfad;
+
+	INIT_WORK(&im_port->port_delete_work, bfad_im_port_delete_handler);
+	INIT_LIST_HEAD(&im_port->itnim_mapped_list);
+	INIT_LIST_HEAD(&im_port->binding_list);
+
+ext:
+	return rc;
+}
+
+void
+bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+	struct bfad_im_port_s *im_port = port->im_port;
+
+	queue_work(bfad->im->drv_workq,
+				&im_port->port_delete_work);
+}
+
+void
+bfad_im_port_clean(struct bfad_im_port_s *im_port)
+{
+	struct bfad_fcp_binding *bp, *bp_new;
+	unsigned long flags;
+	struct bfad_s *bfad =  im_port->bfad;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	list_for_each_entry_safe(bp, bp_new, &im_port->binding_list,
+					list_entry) {
+		list_del(&bp->list_entry);
+		kfree(bp);
+	}
+
+	/* the itnim_mapped_list must be empty at this time */
+	bfa_assert(list_empty(&im_port->itnim_mapped_list));
+
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+void
+bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+}
+
+void
+bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+}
+
+bfa_status_t
+bfad_im_probe(struct bfad_s *bfad)
+{
+	struct bfad_im_s      *im;
+	bfa_status_t    rc = BFA_STATUS_OK;
+
+	im = kzalloc(sizeof(struct bfad_im_s), GFP_KERNEL);
+	if (im == NULL) {
+		rc = BFA_STATUS_ENOMEM;
+		goto ext;
+	}
+
+	bfad->im = im;
+	im->bfad = bfad;
+
+	if (bfad_os_thread_workq(bfad) != BFA_STATUS_OK) {
+		kfree(im);
+		rc = BFA_STATUS_FAILED;
+	}
+
+ext:
+	return rc;
+}
+
+void
+bfad_im_probe_undo(struct bfad_s *bfad)
+{
+	if (bfad->im) {
+		bfad_os_destroy_workq(bfad->im);
+		kfree(bfad->im);
+		bfad->im = NULL;
+	}
+}
+
+
+
+
+int
+bfad_os_scsi_add_host(struct Scsi_Host *shost, struct bfad_im_port_s *im_port,
+			struct bfad_s *bfad)
+{
+    struct device *dev;
+
+    if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE)
+		dev = &bfad->pcidev->dev;
+    else
+		dev = &bfad->pport.im_port->shost->shost_gendev;
+
+    return scsi_add_host(shost, dev);
+}
+
+struct Scsi_Host *
+bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad)
+{
+	struct scsi_host_template *sht;
+
+	if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE)
+		sht = &bfad_im_scsi_host_template;
+	else
+		sht = &bfad_im_vport_template;
+
+	sht->sg_tablesize = bfad->cfg_data.io_max_sge;
+
+	return scsi_host_alloc(sht, sizeof(unsigned long));
+}
+
+void
+bfad_os_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+{
+	flush_workqueue(bfad->im->drv_workq);
+	bfad_im_scsi_host_free(im_port->bfad, im_port);
+	bfad_im_port_clean(im_port);
+	kfree(im_port);
+}
+
+void
+bfad_os_destroy_workq(struct bfad_im_s *im)
+{
+	if (im && im->drv_workq) {
+		destroy_workqueue(im->drv_workq);
+		im->drv_workq = NULL;
+	}
+}
+
+bfa_status_t
+bfad_os_thread_workq(struct bfad_s *bfad)
+{
+	struct bfad_im_s      *im = bfad->im;
+
+	bfa_trc(bfad, 0);
+	snprintf(im->drv_workq_name, BFAD_KOBJ_NAME_LEN, "bfad_wq_%d",
+		 bfad->inst_no);
+	im->drv_workq = create_singlethread_workqueue(im->drv_workq_name);
+	if (!im->drv_workq)
+		return BFA_STATUS_FAILED;
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Scsi_Host template entry.
+ *
+ * Description:
+ * OS entry point to adjust the queue_depths on a per-device basis.
+ * Called once per device during the bus scan.
+ * Return non-zero if fails.
+ */
+static int
+bfad_im_slave_configure(struct scsi_device *sdev)
+{
+	if (sdev->tagged_supported)
+		scsi_activate_tcq(sdev, bfa_lun_queue_depth);
+	else
+		scsi_deactivate_tcq(sdev, bfa_lun_queue_depth);
+
+	return 0;
+}
+
+struct scsi_host_template bfad_im_scsi_host_template = {
+	.module = THIS_MODULE,
+	.name = BFAD_DRIVER_NAME,
+	.info = bfad_im_info,
+	.queuecommand = bfad_im_queuecommand,
+	.eh_abort_handler = bfad_im_abort_handler,
+	.eh_device_reset_handler = bfad_im_reset_lun_handler,
+	.eh_bus_reset_handler = bfad_im_reset_bus_handler,
+
+	.slave_alloc = bfad_im_slave_alloc,
+	.slave_configure = bfad_im_slave_configure,
+	.slave_destroy = bfad_im_slave_destroy,
+
+	.this_id = -1,
+	.sg_tablesize = BFAD_IO_MAX_SGE,
+	.cmd_per_lun = 3,
+	.use_clustering = ENABLE_CLUSTERING,
+	.shost_attrs = bfad_im_host_attrs,
+	.max_sectors = 0xFFFF,
+};
+
+struct scsi_host_template bfad_im_vport_template = {
+	.module = THIS_MODULE,
+	.name = BFAD_DRIVER_NAME,
+	.info = bfad_im_info,
+	.queuecommand = bfad_im_queuecommand,
+	.eh_abort_handler = bfad_im_abort_handler,
+	.eh_device_reset_handler = bfad_im_reset_lun_handler,
+	.eh_bus_reset_handler = bfad_im_reset_bus_handler,
+
+	.slave_alloc = bfad_im_slave_alloc,
+	.slave_configure = bfad_im_slave_configure,
+	.slave_destroy = bfad_im_slave_destroy,
+
+	.this_id = -1,
+	.sg_tablesize = BFAD_IO_MAX_SGE,
+	.cmd_per_lun = 3,
+	.use_clustering = ENABLE_CLUSTERING,
+	.shost_attrs = bfad_im_vport_attrs,
+	.max_sectors = 0xFFFF,
+};
+
+void
+bfad_im_probe_post(struct bfad_im_s *im)
+{
+	flush_workqueue(im->drv_workq);
+}
+
+bfa_status_t
+bfad_im_module_init(void)
+{
+	bfad_im_scsi_transport_template =
+		fc_attach_transport(&bfad_im_fc_function_template);
+	if (!bfad_im_scsi_transport_template)
+		return BFA_STATUS_ENOMEM;
+
+	return BFA_STATUS_OK;
+}
+
+void
+bfad_im_module_exit(void)
+{
+	if (bfad_im_scsi_transport_template)
+		fc_release_transport(bfad_im_scsi_transport_template);
+}
+
+void
+bfad_os_itnim_process(struct bfad_itnim_s *itnim_drv)
+{
+	struct bfad_im_s      *im = itnim_drv->im;
+
+	if (itnim_drv->queue_work)
+		queue_work(im->drv_workq, &itnim_drv->itnim_work);
+}
+
+void
+bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
+{
+	struct scsi_device *tmp_sdev;
+
+	if (((jiffies - itnim->last_ramp_up_time) >
+		BFA_QUEUE_FULL_RAMP_UP_TIME * HZ) &&
+		((jiffies - itnim->last_queue_full_time) >
+		BFA_QUEUE_FULL_RAMP_UP_TIME * HZ)) {
+		shost_for_each_device(tmp_sdev, sdev->host) {
+			if (bfa_lun_queue_depth > tmp_sdev->queue_depth) {
+				if (tmp_sdev->id != sdev->id)
+					continue;
+				if (tmp_sdev->ordered_tags)
+					scsi_adjust_queue_depth(tmp_sdev,
+						MSG_ORDERED_TAG,
+						tmp_sdev->queue_depth + 1);
+				else
+					scsi_adjust_queue_depth(tmp_sdev,
+						MSG_SIMPLE_TAG,
+						tmp_sdev->queue_depth + 1);
+
+				itnim->last_ramp_up_time = jiffies;
+			}
+		}
+	}
+}
+
+void
+bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
+{
+	struct scsi_device *tmp_sdev;
+
+	itnim->last_queue_full_time = jiffies;
+
+	shost_for_each_device(tmp_sdev, sdev->host) {
+		if (tmp_sdev->id != sdev->id)
+			continue;
+		scsi_track_queue_full(tmp_sdev, tmp_sdev->queue_depth - 1);
+	}
+}
+
+
+
+
+struct bfad_itnim_s *
+bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id)
+{
+	struct bfad_itnim_s   *itnim = NULL;
+
+	/* Search the mapped list for this target ID */
+	list_for_each_entry(itnim, &im_port->itnim_mapped_list, list_entry) {
+		if (id == itnim->scsi_tgt_id)
+			return itnim;
+	}
+
+	return NULL;
+}
+
+/**
+ * Scsi_Host template entry slave_alloc
+ */
+static int
+bfad_im_slave_alloc(struct scsi_device *sdev)
+{
+	struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
+
+	if (!rport || fc_remote_port_chkready(rport))
+		return -ENXIO;
+
+	sdev->hostdata = rport->dd_data;
+
+	return 0;
+}
+
+void
+bfad_os_fc_host_init(struct bfad_im_port_s *im_port)
+{
+	struct Scsi_Host *host = im_port->shost;
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_port_s    *port = im_port->port;
+	union attr {
+		struct bfa_pport_attr_s pattr;
+		struct bfa_ioc_attr_s  ioc_attr;
+	} attr;
+
+	fc_host_node_name(host) =
+		bfa_os_htonll((bfa_fcs_port_get_nwwn(port->fcs_port)));
+	fc_host_port_name(host) =
+		bfa_os_htonll((bfa_fcs_port_get_pwwn(port->fcs_port)));
+
+	fc_host_supported_classes(host) = FC_COS_CLASS3;
+
+	memset(fc_host_supported_fc4s(host), 0,
+	       sizeof(fc_host_supported_fc4s(host)));
+	if (bfad_supported_fc4s & (BFA_PORT_ROLE_FCP_IM | BFA_PORT_ROLE_FCP_TM))
+		/* For FCP type 0x08 */
+		fc_host_supported_fc4s(host)[2] = 1;
+	if (bfad_supported_fc4s | BFA_PORT_ROLE_FCP_IPFC)
+		/* For LLC/SNAP type 0x05 */
+		fc_host_supported_fc4s(host)[3] = 0x20;
+	/* For fibre channel services type 0x20 */
+	fc_host_supported_fc4s(host)[7] = 1;
+
+	memset(&attr.ioc_attr, 0, sizeof(attr.ioc_attr));
+	bfa_get_attr(&bfad->bfa, &attr.ioc_attr);
+	sprintf(fc_host_symbolic_name(host), "Brocade %s FV%s DV%s",
+		attr.ioc_attr.adapter_attr.model,
+		attr.ioc_attr.adapter_attr.fw_ver, BFAD_DRIVER_VERSION);
+
+	fc_host_supported_speeds(host) = 0;
+	fc_host_supported_speeds(host) |=
+		FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
+		FC_PORTSPEED_1GBIT;
+
+	memset(&attr.pattr, 0, sizeof(attr.pattr));
+	bfa_pport_get_attr(&bfad->bfa, &attr.pattr);
+	fc_host_maxframe_size(host) = attr.pattr.pport_cfg.maxfrsize;
+}
+
+static void
+bfad_im_fc_rport_add(struct bfad_im_port_s *im_port, struct bfad_itnim_s *itnim)
+{
+	struct fc_rport_identifiers rport_ids;
+	struct fc_rport *fc_rport;
+	struct bfad_itnim_data_s *itnim_data;
+
+	rport_ids.node_name =
+		bfa_os_htonll(bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim));
+	rport_ids.port_name =
+		bfa_os_htonll(bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim));
+	rport_ids.port_id =
+		bfa_os_hton3b(bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim));
+	rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
+
+	itnim->fc_rport = fc_rport =
+		fc_remote_port_add(im_port->shost, 0, &rport_ids);
+
+	if (!fc_rport)
+		return;
+
+	fc_rport->maxframe_size =
+		bfa_fcs_itnim_get_maxfrsize(&itnim->fcs_itnim);
+	fc_rport->supported_classes = bfa_fcs_itnim_get_cos(&itnim->fcs_itnim);
+
+	itnim_data = fc_rport->dd_data;
+	itnim_data->itnim = itnim;
+
+	rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
+
+	if (rport_ids.roles != FC_RPORT_ROLE_UNKNOWN)
+		fc_remote_port_rolechg(fc_rport, rport_ids.roles);
+
+	if ((fc_rport->scsi_target_id != -1)
+	    && (fc_rport->scsi_target_id < MAX_FCP_TARGET))
+		itnim->scsi_tgt_id = fc_rport->scsi_target_id;
+
+	return;
+}
+
+/**
+ * Work queue handler using FC transport service
+* Context: kernel
+ */
+static void
+bfad_im_itnim_work_handler(struct work_struct *work)
+{
+	struct bfad_itnim_s   *itnim = container_of(work, struct bfad_itnim_s,
+							itnim_work);
+	struct bfad_im_s      *im = itnim->im;
+	struct bfad_s         *bfad = im->bfad;
+	struct bfad_im_port_s *im_port;
+	unsigned long   flags;
+	struct fc_rport *fc_rport;
+	wwn_t wwpn;
+	u32 fcid;
+	char wwpn_str[32], fcid_str[16];
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	im_port = itnim->im_port;
+	bfa_trc(bfad, itnim->state);
+	switch (itnim->state) {
+	case ITNIM_STATE_ONLINE:
+		if (!itnim->fc_rport) {
+			spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+			bfad_im_fc_rport_add(im_port, itnim);
+			spin_lock_irqsave(&bfad->bfad_lock, flags);
+			wwpn = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
+			fcid = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
+			wwn2str(wwpn_str, wwpn);
+			fcid2str(fcid_str, fcid);
+			list_add_tail(&itnim->list_entry,
+				&im_port->itnim_mapped_list);
+			bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_ONLINE,
+				im_port->shost->host_no,
+				itnim->scsi_tgt_id,
+				fcid_str, wwpn_str);
+		} else {
+			printk(KERN_WARNING
+				"%s: itnim %llx is already in online state\n",
+				__FUNCTION__,
+				bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim));
+		}
+
+		break;
+	case ITNIM_STATE_OFFLINE_PENDING:
+		itnim->state = ITNIM_STATE_OFFLINE;
+		if (itnim->fc_rport) {
+			fc_rport = itnim->fc_rport;
+			((struct bfad_itnim_data_s *)
+				fc_rport->dd_data)->itnim = NULL;
+			itnim->fc_rport = NULL;
+			if (!(im_port->port->flags & BFAD_PORT_DELETE)) {
+				spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+				fc_rport->dev_loss_tmo =
+					bfa_fcpim_path_tov_get(&bfad->bfa) + 1;
+				fc_remote_port_delete(fc_rport);
+				spin_lock_irqsave(&bfad->bfad_lock, flags);
+			}
+			wwpn = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
+			fcid = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
+			wwn2str(wwpn_str, wwpn);
+			fcid2str(fcid_str, fcid);
+			list_del(&itnim->list_entry);
+			bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_OFFLINE,
+				im_port->shost->host_no,
+				itnim->scsi_tgt_id,
+				fcid_str, wwpn_str);
+		}
+		break;
+	case ITNIM_STATE_FREE:
+		if (itnim->fc_rport) {
+			fc_rport = itnim->fc_rport;
+			((struct bfad_itnim_data_s *)
+				fc_rport->dd_data)->itnim = NULL;
+			itnim->fc_rport = NULL;
+			if (!(im_port->port->flags & BFAD_PORT_DELETE)) {
+				spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+				fc_rport->dev_loss_tmo =
+					bfa_fcpim_path_tov_get(&bfad->bfa) + 1;
+				fc_remote_port_delete(fc_rport);
+				spin_lock_irqsave(&bfad->bfad_lock, flags);
+			}
+			list_del(&itnim->list_entry);
+		}
+
+		kfree(itnim);
+		break;
+	default:
+		bfa_assert(0);
+		break;
+	}
+
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * Scsi_Host template entry, queue a SCSI command to the BFAD.
+ */
+static int
+bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
+{
+	struct bfad_im_port_s *im_port =
+		(struct bfad_im_port_s *) cmnd->device->host->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_itnim_data_s *itnim_data = cmnd->device->hostdata;
+	struct bfad_itnim_s   *itnim;
+	struct bfa_ioim_s *hal_io;
+	unsigned long   flags;
+	int             rc;
+	s16        sg_cnt = 0;
+	struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
+
+	rc = fc_remote_port_chkready(rport);
+	if (rc) {
+		cmnd->result = rc;
+		done(cmnd);
+		return 0;
+	}
+
+	sg_cnt = scsi_dma_map(cmnd);
+
+	if (sg_cnt < 0)
+		return SCSI_MLQUEUE_HOST_BUSY;
+
+	cmnd->scsi_done = done;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	if (!(bfad->bfad_flags & BFAD_HAL_START_DONE)) {
+		printk(KERN_WARNING
+			"bfad%d, queuecommand %p %x failed, BFA stopped\n",
+		       bfad->inst_no, cmnd, cmnd->cmnd[0]);
+		cmnd->result = ScsiResult(DID_NO_CONNECT, 0);
+		goto out_fail_cmd;
+	}
+
+	itnim = itnim_data->itnim;
+	if (!itnim) {
+		cmnd->result = ScsiResult(DID_IMM_RETRY, 0);
+		goto out_fail_cmd;
+	}
+
+	hal_io = bfa_ioim_alloc(&bfad->bfa, (struct bfad_ioim_s *) cmnd,
+				    itnim->bfa_itnim, sg_cnt);
+	if (!hal_io) {
+		printk(KERN_WARNING "hal_io failure\n");
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		scsi_dma_unmap(cmnd);
+		return SCSI_MLQUEUE_HOST_BUSY;
+	}
+
+	cmnd->host_scribble = (char *)hal_io;
+	bfa_trc_fp(bfad, hal_io->iotag);
+	bfa_ioim_start(hal_io);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	return 0;
+
+out_fail_cmd:
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	scsi_dma_unmap(cmnd);
+	if (done)
+		done(cmnd);
+
+	return 0;
+}
+
+void
+bfad_os_rport_online_wait(struct bfad_s *bfad)
+{
+	int i;
+	int rport_delay = 10;
+
+	for (i = 0; !(bfad->bfad_flags & BFAD_PORT_ONLINE)
+		 && i < bfa_linkup_delay; i++)
+		schedule_timeout_uninterruptible(HZ);
+
+	if (bfad->bfad_flags & BFAD_PORT_ONLINE) {
+		rport_delay = rport_delay < bfa_linkup_delay ?
+				 rport_delay : bfa_linkup_delay;
+		for (i = 0; !(bfad->bfad_flags & BFAD_RPORT_ONLINE)
+			 && i < rport_delay; i++)
+			schedule_timeout_uninterruptible(HZ);
+
+		if (rport_delay > 0 && (bfad->bfad_flags & BFAD_RPORT_ONLINE))
+			schedule_timeout_uninterruptible(rport_delay * HZ);
+	}
+}
+
+int
+bfad_os_get_linkup_delay(struct bfad_s *bfad)
+{
+
+	u8         nwwns = 0;
+	wwn_t           *wwns;
+	int             ldelay;
+
+	/*
+	 * Querying for the boot target port wwns
+	 * -- read from boot information in flash.
+	 * If nwwns > 0 => boot over SAN and set bfa_linkup_delay = 30
+	 * else => local boot machine set bfa_linkup_delay = 10
+	 */
+
+	bfa_iocfc_get_bootwwns(&bfad->bfa, &nwwns, &wwns);
+
+	if (nwwns > 0) {
+		/* If boot over SAN; linkup_delay = 30sec */
+		ldelay = 30;
+	} else {
+		/* If local boot; linkup_delay = 10sec */
+		ldelay = 0;
+	}
+
+	return ldelay;
+}
+
+

drivers/scsi/bfa/bfad_im.h

@@ -0,0 +1,150 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFAD_IM_H__
+#define __BFAD_IM_H__
+
+#include "fcs/bfa_fcs_fcpim.h"
+#include "bfad_im_compat.h"
+
+#define FCPI_NAME " fcpim"
+
+void bfad_flags_set(struct bfad_s *bfad, u32 flags);
+bfa_status_t bfad_im_module_init(void);
+void bfad_im_module_exit(void);
+bfa_status_t bfad_im_probe(struct bfad_s *bfad);
+void bfad_im_probe_undo(struct bfad_s *bfad);
+void bfad_im_probe_post(struct bfad_im_s *im);
+bfa_status_t bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_clean(struct bfad_im_port_s *im_port);
+int  bfad_im_scsi_host_alloc(struct bfad_s *bfad,
+				struct bfad_im_port_s *im_port);
+void bfad_im_scsi_host_free(struct bfad_s *bfad,
+				struct bfad_im_port_s *im_port);
+
+#define MAX_FCP_TARGET 1024
+#define MAX_FCP_LUN 16384
+#define BFAD_TARGET_RESET_TMO 60
+#define BFAD_LUN_RESET_TMO 60
+#define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
+#define BFA_QUEUE_FULL_RAMP_UP_TIME 120
+#define BFAD_KOBJ_NAME_LEN 20
+
+/*
+ * itnim flags
+ */
+#define ITNIM_MAPPED		0x00000001
+
+#define SCSI_TASK_MGMT		0x00000001
+#define IO_DONE_BIT			0
+
+struct bfad_itnim_data_s {
+	struct bfad_itnim_s *itnim;
+};
+
+struct bfad_im_port_s {
+	struct bfad_s         *bfad;
+	struct bfad_port_s    *port;
+	struct work_struct port_delete_work;
+	int             idr_id;
+	u16        cur_scsi_id;
+	struct list_head binding_list;
+	struct Scsi_Host *shost;
+	struct list_head itnim_mapped_list;
+};
+
+enum bfad_itnim_state {
+	ITNIM_STATE_NONE,
+	ITNIM_STATE_ONLINE,
+	ITNIM_STATE_OFFLINE_PENDING,
+	ITNIM_STATE_OFFLINE,
+	ITNIM_STATE_TIMEOUT,
+	ITNIM_STATE_FREE,
+};
+
+/*
+ * Per itnim data structure
+ */
+struct bfad_itnim_s {
+	struct list_head list_entry;
+	struct bfa_fcs_itnim_s fcs_itnim;
+	struct work_struct itnim_work;
+	u32        flags;
+	enum bfad_itnim_state state;
+	struct bfad_im_s *im;
+	struct bfad_im_port_s *im_port;
+	struct bfad_rport_s *drv_rport;
+	struct fc_rport *fc_rport;
+	struct bfa_itnim_s *bfa_itnim;
+	u16        scsi_tgt_id;
+	u16        queue_work;
+	unsigned long	last_ramp_up_time;
+	unsigned long	last_queue_full_time;
+};
+
+enum bfad_binding_type {
+	FCP_PWWN_BINDING = 0x1,
+	FCP_NWWN_BINDING = 0x2,
+	FCP_FCID_BINDING = 0x3,
+};
+
+struct bfad_fcp_binding {
+	struct list_head list_entry;
+	enum bfad_binding_type binding_type;
+	u16        scsi_target_id;
+	u32        fc_id;
+	wwn_t           nwwn;
+	wwn_t           pwwn;
+};
+
+struct bfad_im_s {
+	struct bfad_s         *bfad;
+	struct workqueue_struct *drv_workq;
+	char   drv_workq_name[BFAD_KOBJ_NAME_LEN];
+};
+
+struct Scsi_Host *bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port,
+				struct bfad_s *);
+bfa_status_t bfad_os_thread_workq(struct bfad_s *bfad);
+void bfad_os_destroy_workq(struct bfad_im_s *im);
+void bfad_os_itnim_process(struct bfad_itnim_s *itnim_drv);
+void bfad_os_fc_host_init(struct bfad_im_port_s *im_port);
+void bfad_os_init_work(struct bfad_im_port_s *im_port);
+void bfad_os_scsi_host_free(struct bfad_s *bfad,
+				 struct bfad_im_port_s *im_port);
+void bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim,
+				 struct scsi_device *sdev);
+void bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev);
+struct bfad_itnim_s *bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id);
+int bfad_os_scsi_add_host(struct Scsi_Host *shost,
+		struct bfad_im_port_s *im_port, struct bfad_s *bfad);
+
+/*
+ * scsi_host_template entries
+ */
+void bfad_im_itnim_unmap(struct bfad_im_port_s  *im_port,
+			 struct bfad_itnim_s *itnim);
+
+extern struct scsi_host_template bfad_im_scsi_host_template;
+extern struct scsi_host_template bfad_im_vport_template;
+extern struct fc_function_template bfad_im_fc_function_template;
+extern struct scsi_transport_template *bfad_im_scsi_transport_template;
+
+#endif

drivers/scsi/bfa/bfad_im_compat.h

@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFAD_IM_COMPAT_H__
+#define __BFAD_IM_COMPAT_H__
+
+extern u32 *bfi_image_buf;
+extern u32 bfi_image_size;
+
+extern struct device_attribute *bfad_im_host_attrs[];
+extern struct device_attribute *bfad_im_vport_attrs[];
+
+u32 *bfad_get_firmware_buf(struct pci_dev *pdev);
+u32 *bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
+			u32 *bfi_image_size, char *fw_name);
+
+static inline u32 *
+bfad_load_fwimg(struct pci_dev *pdev)
+{
+	return(bfad_get_firmware_buf(pdev));
+}
+
+static inline void
+bfad_free_fwimg(void)
+{
+	if (bfi_image_ct_size && bfi_image_ct)
+		vfree(bfi_image_ct);
+	if (bfi_image_cb_size && bfi_image_cb)
+		vfree(bfi_image_cb);
+}
+
+#endif

drivers/scsi/bfa/bfad_intr.c

@@ -0,0 +1,214 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_trcmod.h"
+
+BFA_TRC_FILE(LDRV, INTR);
+
+/**
+ *  bfa_isr BFA driver interrupt functions
+ */
+irqreturn_t bfad_intx(int irq, void *dev_id);
+static int msix_disable;
+module_param(msix_disable, int, S_IRUGO | S_IWUSR);
+/**
+ * Line based interrupt handler.
+ */
+irqreturn_t
+bfad_intx(int irq, void *dev_id)
+{
+	struct bfad_s         *bfad = dev_id;
+	struct list_head         doneq;
+	unsigned long   flags;
+	bfa_boolean_t rc;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	rc = bfa_intx(&bfad->bfa);
+	if (!rc) {
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		return IRQ_NONE;
+	}
+
+	bfa_comp_deq(&bfad->bfa, &doneq);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (!list_empty(&doneq)) {
+		bfa_comp_process(&bfad->bfa, &doneq);
+
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		bfa_comp_free(&bfad->bfa, &doneq);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		bfa_trc_fp(bfad, irq);
+	}
+
+	return IRQ_HANDLED;
+
+}
+
+static irqreturn_t
+bfad_msix(int irq, void *dev_id)
+{
+	struct bfad_msix_s *vec = dev_id;
+	struct bfad_s *bfad = vec->bfad;
+	struct list_head doneq;
+	unsigned long   flags;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	bfa_msix(&bfad->bfa, vec->msix.entry);
+	bfa_comp_deq(&bfad->bfa, &doneq);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (!list_empty(&doneq)) {
+		bfa_comp_process(&bfad->bfa, &doneq);
+
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		bfa_comp_free(&bfad->bfa, &doneq);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	}
+
+	return IRQ_HANDLED;
+}
+
+/**
+ * Initialize the MSIX entry table.
+ */
+static void
+bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries,
+			 int mask, int max_bit)
+{
+	int             i;
+	int             match = 0x00000001;
+
+	for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) {
+		if (mask & match) {
+			bfad->msix_tab[bfad->nvec].msix.entry = i;
+			bfad->msix_tab[bfad->nvec].bfad = bfad;
+			msix_entries[bfad->nvec].entry = i;
+			bfad->nvec++;
+		}
+
+		match <<= 1;
+	}
+
+}
+
+int
+bfad_install_msix_handler(struct bfad_s *bfad)
+{
+	int             i, error = 0;
+
+	for (i = 0; i < bfad->nvec; i++) {
+		error = request_irq(bfad->msix_tab[i].msix.vector,
+				    (irq_handler_t) bfad_msix, 0,
+				    BFAD_DRIVER_NAME, &bfad->msix_tab[i]);
+		bfa_trc(bfad, i);
+		bfa_trc(bfad, bfad->msix_tab[i].msix.vector);
+		if (error) {
+			int             j;
+
+			for (j = 0; j < i; j++)
+				free_irq(bfad->msix_tab[j].msix.vector,
+						&bfad->msix_tab[j]);
+
+			return 1;
+		}
+	}
+
+	return 0;
+}
+
+/**
+ * Setup MSIX based interrupt.
+ */
+int
+bfad_setup_intr(struct bfad_s *bfad)
+{
+	int error = 0;
+	u32 mask = 0, i, num_bit = 0, max_bit = 0;
+	struct msix_entry msix_entries[MAX_MSIX_ENTRY];
+
+	/* Call BFA to get the msix map for this PCI function.  */
+	bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit);
+
+	/* Set up the msix entry table */
+	bfad_init_msix_entry(bfad, msix_entries, mask, max_bit);
+
+	if (!msix_disable) {
+		error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec);
+		if (error) {
+			/*
+			 * Only error number of vector is available.
+			 * We don't have a mechanism to map multiple
+			 * interrupts into one vector, so even if we
+			 * can try to request less vectors, we don't
+			 * know how to associate interrupt events to
+			 *  vectors. Linux doesn't dupicate vectors
+			 * in the MSIX table for this case.
+			 */
+
+			printk(KERN_WARNING "bfad%d: "
+				"pci_enable_msix failed (%d),"
+				" use line based.\n", bfad->inst_no, error);
+
+			goto line_based;
+		}
+
+		/* Save the vectors */
+		for (i = 0; i < bfad->nvec; i++) {
+			bfa_trc(bfad, msix_entries[i].vector);
+			bfad->msix_tab[i].msix.vector = msix_entries[i].vector;
+		}
+
+		bfa_msix_init(&bfad->bfa, bfad->nvec);
+
+		bfad->bfad_flags |= BFAD_MSIX_ON;
+
+		return error;
+	}
+
+line_based:
+	error = 0;
+	if (request_irq
+	    (bfad->pcidev->irq, (irq_handler_t) bfad_intx, BFAD_IRQ_FLAGS,
+	     BFAD_DRIVER_NAME, bfad) != 0) {
+		/* Enable interrupt handler failed */
+		return 1;
+	}
+
+	return error;
+}
+
+void
+bfad_remove_intr(struct bfad_s *bfad)
+{
+	int             i;
+
+	if (bfad->bfad_flags & BFAD_MSIX_ON) {
+		for (i = 0; i < bfad->nvec; i++)
+			free_irq(bfad->msix_tab[i].msix.vector,
+					&bfad->msix_tab[i]);
+
+		pci_disable_msix(bfad->pcidev);
+		bfad->bfad_flags &= ~BFAD_MSIX_ON;
+	} else {
+		free_irq(bfad->pcidev->irq, bfad);
+	}
+}
+
+

drivers/scsi/bfa/bfad_ipfc.h

@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DRV_IPFC_H__
+#define __BFA_DRV_IPFC_H__
+
+
+#define IPFC_NAME ""
+
+#define bfad_ipfc_module_init(x) do {} while (0)
+#define bfad_ipfc_module_exit(x) do {} while (0)
+#define bfad_ipfc_probe(x) do {} while (0)
+#define bfad_ipfc_probe_undo(x) do {} while (0)
+#define bfad_ipfc_port_config(x, y) BFA_STATUS_OK
+#define bfad_ipfc_port_unconfig(x, y) do {} while (0)
+
+#define bfad_ipfc_probe_post(x) do {} while (0)
+#define bfad_ipfc_port_new(x, y, z) BFA_STATUS_OK
+#define bfad_ipfc_port_delete(x, y) do {} while (0)
+#define bfad_ipfc_port_online(x, y) do {} while (0)
+#define bfad_ipfc_port_offline(x, y) do {} while (0)
+
+#define bfad_ip_get_attr(x) BFA_STATUS_FAILED
+#define bfad_ip_reset_drv_stats(x) BFA_STATUS_FAILED
+#define bfad_ip_get_drv_stats(x, y) BFA_STATUS_FAILED
+#define bfad_ip_enable_ipfc(x, y, z) BFA_STATUS_FAILED
+
+
+#endif

drivers/scsi/bfa/bfad_os.c

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad_os.c Linux driver OS specific calls.
+ */
+
+#include "bfa_os_inc.h"
+#include "bfad_drv.h"
+
+void
+bfa_os_gettimeofday(struct bfa_timeval_s *tv)
+{
+	struct timeval  tmp_tv;
+
+	do_gettimeofday(&tmp_tv);
+	tv->tv_sec = (u32) tmp_tv.tv_sec;
+	tv->tv_usec = (u32) tmp_tv.tv_usec;
+}
+
+void
+bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id,
+			const char *fmt, ...)
+{
+	va_list ap;
+	#define BFA_STRING_256	256
+	char tmp[BFA_STRING_256];
+
+	va_start(ap, fmt);
+	vsprintf(tmp, fmt, ap);
+	va_end(ap);
+
+	printk(tmp);
+}
+
+

drivers/scsi/bfa/bfad_tm.h

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * Brocade Fibre Channel HBA Linux Target Mode Driver
+ */
+
+/**
+ *  tm/dummy/bfad_tm.h BFA callback dummy header file for BFA Linux target mode PCI interface module.
+ */
+
+#ifndef __BFAD_TM_H__
+#define __BFAD_TM_H__
+
+#include <defs/bfa_defs_status.h>
+
+#define FCPT_NAME 		""
+
+/*
+ * Called from base Linux driver on (De)Init events
+ */
+
+/* attach tgt template with scst */
+#define bfad_tm_module_init()	do {} while (0)
+
+/* detach/release tgt template */
+#define bfad_tm_module_exit()	do {} while (0)
+
+#define bfad_tm_probe(x)	do {} while (0)
+#define bfad_tm_probe_undo(x)	do {} while (0)
+#define bfad_tm_probe_post(x)	do {} while (0)
+
+/*
+ * Called by base Linux driver but triggered by BFA FCS on config events
+ */
+#define bfad_tm_port_new(x, y)		BFA_STATUS_OK
+#define bfad_tm_port_delete(x, y)	do {} while (0)
+
+/*
+ * Called by base Linux driver but triggered by BFA FCS on PLOGI/O events
+ */
+#define bfad_tm_port_online(x, y)	do {} while (0)
+#define bfad_tm_port_offline(x, y)	do {} while (0)
+
+#endif

drivers/scsi/bfa/bfad_trcmod.h

@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad_trcmod.h Linux driver trace modules
+ */
+
+
+#ifndef __BFAD_TRCMOD_H__
+#define __BFAD_TRCMOD_H__
+
+#include <cs/bfa_trc.h>
+
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+	/* 2.6 Driver */
+	BFA_TRC_LDRV_BFAD		= 1,
+	BFA_TRC_LDRV_BFAD_2_6		= 2,
+	BFA_TRC_LDRV_BFAD_2_6_9		= 3,
+	BFA_TRC_LDRV_BFAD_2_6_10	= 4,
+	BFA_TRC_LDRV_INTR		= 5,
+	BFA_TRC_LDRV_IOCTL		= 6,
+	BFA_TRC_LDRV_OS			= 7,
+	BFA_TRC_LDRV_IM			= 8,
+	BFA_TRC_LDRV_IM_2_6		= 9,
+	BFA_TRC_LDRV_IM_2_6_9		= 10,
+	BFA_TRC_LDRV_IM_2_6_10		= 11,
+	BFA_TRC_LDRV_TM			= 12,
+	BFA_TRC_LDRV_IPFC		= 13,
+	BFA_TRC_LDRV_IM_2_4		= 14,
+	BFA_TRC_LDRV_IM_VMW		= 15,
+	BFA_TRC_LDRV_IM_LT_2_6_10	= 16,
+};
+
+#endif /* __BFAD_TRCMOD_H__ */

drivers/scsi/bfa/fab.c

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "lport_priv.h"
+
+/**
+ *  fab.c port fab implementation.
+ */
+
+/**
+ *  bfa_fcs_port_fab_public port fab public functions
+ */
+
+/**
+ *   Called by port to initialize fabric services of the base port.
+ */
+void
+bfa_fcs_port_fab_init(struct bfa_fcs_port_s *port)
+{
+	bfa_fcs_port_ns_init(port);
+	bfa_fcs_port_scn_init(port);
+	bfa_fcs_port_ms_init(port);
+}
+
+/**
+ *   Called by port to notify transition to online state.
+ */
+void
+bfa_fcs_port_fab_online(struct bfa_fcs_port_s *port)
+{
+	bfa_fcs_port_ns_online(port);
+	bfa_fcs_port_scn_online(port);
+}
+
+/**
+ *   Called by port to notify transition to offline state.
+ */
+void
+bfa_fcs_port_fab_offline(struct bfa_fcs_port_s *port)
+{
+	bfa_fcs_port_ns_offline(port);
+	bfa_fcs_port_scn_offline(port);
+	bfa_fcs_port_ms_offline(port);
+}

drivers/scsi/bfa/fabric.c

@@ -0,0 +1,1278 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fabric.c Fabric module implementation.
+ */
+
+#include "fcs_fabric.h"
+#include "fcs_lport.h"
+#include "fcs_vport.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "fcs_auth.h"
+#include "fcs.h"
+#include "fcbuild.h"
+#include <log/bfa_log_fcs.h>
+#include <aen/bfa_aen_port.h>
+#include <bfa_svc.h>
+
+BFA_TRC_FILE(FCS, FABRIC);
+
+#define BFA_FCS_FABRIC_RETRY_DELAY	(2000)	/* Milliseconds */
+#define BFA_FCS_FABRIC_CLEANUP_DELAY	(10000)	/* Milliseconds */
+
+#define bfa_fcs_fabric_set_opertype(__fabric) do {          \
+    if (bfa_pport_get_topology((__fabric)->fcs->bfa)    \
+				== BFA_PPORT_TOPOLOGY_P2P)   \
+	    (__fabric)->oper_type = BFA_PPORT_TYPE_NPORT;       \
+    else                                                    \
+	    (__fabric)->oper_type = BFA_PPORT_TYPE_NLPORT;      \
+} while (0)
+
+/*
+ * forward declarations
+ */
+static void     bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_delay(void *cbarg);
+static void     bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_delete_comp(void *cbarg);
+static void     bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric,
+					  struct fchs_s *fchs, u16 len);
+static void     bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric,
+					     struct fchs_s *fchs, u16 len);
+static void     bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_flogiacc_comp(void *fcsarg,
+					     struct bfa_fcxp_s *fcxp,
+					     void *cbarg, bfa_status_t status,
+					     u32 rsp_len,
+					     u32 resid_len,
+					     struct fchs_s *rspfchs);
+/**
+ *  fcs_fabric_sm fabric state machine functions
+ */
+
+/**
+ * Fabric state machine events
+ */
+enum bfa_fcs_fabric_event {
+	BFA_FCS_FABRIC_SM_CREATE = 1,	/*  fabric create from driver */
+	BFA_FCS_FABRIC_SM_DELETE = 2,	/*  fabric delete from driver */
+	BFA_FCS_FABRIC_SM_LINK_DOWN = 3,	/*  link down from port */
+	BFA_FCS_FABRIC_SM_LINK_UP = 4,	/*  link up from port */
+	BFA_FCS_FABRIC_SM_CONT_OP = 5,	/*  continue op from flogi/auth */
+	BFA_FCS_FABRIC_SM_RETRY_OP = 6,	/*  continue op from flogi/auth */
+	BFA_FCS_FABRIC_SM_NO_FABRIC = 7,	/*  no fabric from flogi/auth
+						 */
+	BFA_FCS_FABRIC_SM_PERF_EVFP = 8,	/*  perform EVFP from
+						 *flogi/auth */
+	BFA_FCS_FABRIC_SM_ISOLATE = 9,	/*  isolate from EVFP processing */
+	BFA_FCS_FABRIC_SM_NO_TAGGING = 10,/*  no VFT tagging from EVFP */
+	BFA_FCS_FABRIC_SM_DELAYED = 11,	/*  timeout delay event */
+	BFA_FCS_FABRIC_SM_AUTH_FAILED = 12,	/*  authentication failed */
+	BFA_FCS_FABRIC_SM_AUTH_SUCCESS = 13,	/*  authentication successful
+						 */
+	BFA_FCS_FABRIC_SM_DELCOMP = 14,	/*  all vports deleted event */
+	BFA_FCS_FABRIC_SM_LOOPBACK = 15,	/*  Received our own FLOGI */
+	BFA_FCS_FABRIC_SM_START = 16,	/*  fabric delete from driver */
+};
+
+static void     bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric,
+					 enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric,
+					  enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
+					enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric,
+					      enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric,
+				       enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric,
+					      enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
+					 enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric,
+				       enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric,
+					    enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+/**
+ *   Beginning state before fabric creation.
+ */
+static void
+bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric,
+			 enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_CREATE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created);
+		bfa_fcs_fabric_init(fabric);
+		bfa_fcs_lport_init(&fabric->bport, fabric->fcs, FC_VF_ID_NULL,
+				   &fabric->bport.port_cfg, NULL);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_UP:
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Beginning state before fabric creation.
+ */
+static void
+bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric,
+			  enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_START:
+		if (bfa_pport_is_linkup(fabric->fcs->bfa)) {
+			bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+			bfa_fcs_fabric_login(fabric);
+		} else
+			bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_UP:
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
+		bfa_fcs_modexit_comp(fabric->fcs);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Link is down, awaiting LINK UP event from port. This is also the
+ *   first state at fabric creation.
+ */
+static void
+bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_UP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+		bfa_fcs_fabric_login(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_RETRY_OP:
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   FLOGI is in progress, awaiting FLOGI reply.
+ */
+static void
+bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
+			enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_CONT_OP:
+
+		bfa_pport_set_tx_bbcredit(fabric->fcs->bfa, fabric->bb_credit);
+		fabric->fab_type = BFA_FCS_FABRIC_SWITCHED;
+
+		if (fabric->auth_reqd && fabric->is_auth) {
+			bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth);
+			bfa_trc(fabric->fcs, event);
+		} else {
+			bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online);
+			bfa_fcs_fabric_notify_online(fabric);
+		}
+		break;
+
+	case BFA_FCS_FABRIC_SM_RETRY_OP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi_retry);
+		bfa_timer_start(fabric->fcs->bfa, &fabric->delay_timer,
+				bfa_fcs_fabric_delay, fabric,
+				BFA_FCS_FABRIC_RETRY_DELAY);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LOOPBACK:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_loopback);
+		bfa_lps_discard(fabric->lps);
+		bfa_fcs_fabric_set_opertype(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_NO_FABRIC:
+		fabric->fab_type = BFA_FCS_FABRIC_N2N;
+		bfa_pport_set_tx_bbcredit(fabric->fcs->bfa, fabric->bb_credit);
+		bfa_fcs_fabric_notify_online(fabric);
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_lps_discard(fabric->lps);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_lps_discard(fabric->lps);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+
+static void
+bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric,
+			      enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_DELAYED:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+		bfa_fcs_fabric_login(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_timer_stop(&fabric->delay_timer);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_timer_stop(&fabric->delay_timer);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Authentication is in progress, awaiting authentication results.
+ */
+static void
+bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric,
+		       enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_AUTH_FAILED:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed);
+		bfa_lps_discard(fabric->lps);
+		break;
+
+	case BFA_FCS_FABRIC_SM_AUTH_SUCCESS:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online);
+		bfa_fcs_fabric_notify_online(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_PERF_EVFP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_lps_discard(fabric->lps);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Authentication failed
+ */
+static void
+bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric,
+			      enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Port is in loopback mode.
+ */
+static void
+bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   There is no attached fabric - private loop or NPort-to-NPort topology.
+ */
+static void
+bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_lps_discard(fabric->lps);
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_NO_FABRIC:
+		bfa_trc(fabric->fcs, fabric->bb_credit);
+		bfa_pport_set_tx_bbcredit(fabric->fcs->bfa, fabric->bb_credit);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Fabric is online - normal operating state.
+ */
+static void
+bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
+			 enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_lps_discard(fabric->lps);
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_AUTH_FAILED:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed);
+		bfa_lps_discard(fabric->lps);
+		break;
+
+	case BFA_FCS_FABRIC_SM_AUTH_SUCCESS:
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Exchanging virtual fabric parameters.
+ */
+static void
+bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric,
+		       enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_CONT_OP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp_done);
+		break;
+
+	case BFA_FCS_FABRIC_SM_ISOLATE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_isolated);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   EVFP exchange complete and VFT tagging is enabled.
+ */
+static void
+bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric,
+			    enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+}
+
+/**
+ *   Port is isolated after EVFP exchange due to VF_ID mismatch (N and F).
+ */
+static void
+bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	bfa_log(fabric->fcs->logm, BFA_LOG_FCS_FABRIC_ISOLATED,
+		fabric->bport.port_cfg.pwwn, fabric->fcs->port_vfid,
+		fabric->event_arg.swp_vfid);
+}
+
+/**
+ *   Fabric is being deleted, awaiting vport delete completions.
+ */
+static void
+bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_DELCOMP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
+		bfa_fcs_modexit_comp(fabric->fcs);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_UP:
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+
+
+/**
+ *  fcs_fabric_private fabric private functions
+ */
+
+static void
+bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_port_cfg_s *port_cfg = &fabric->bport.port_cfg;
+
+	port_cfg->roles = BFA_PORT_ROLE_FCP_IM;
+	port_cfg->nwwn = bfa_ioc_get_nwwn(&fabric->fcs->bfa->ioc);
+	port_cfg->pwwn = bfa_ioc_get_pwwn(&fabric->fcs->bfa->ioc);
+}
+
+/**
+ * Port Symbolic Name Creation for base port.
+ */
+void
+bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_port_cfg_s *port_cfg = &fabric->bport.port_cfg;
+	struct bfa_adapter_attr_s adapter_attr;
+	struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info;
+
+	bfa_os_memset((void *)&adapter_attr, 0,
+		      sizeof(struct bfa_adapter_attr_s));
+	bfa_ioc_get_adapter_attr(&fabric->fcs->bfa->ioc, &adapter_attr);
+
+	/*
+	 * Model name/number
+	 */
+	strncpy((char *)&port_cfg->sym_name, adapter_attr.model,
+		BFA_FCS_PORT_SYMBNAME_MODEL_SZ);
+	strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+		sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+	/*
+	 * Driver Version
+	 */
+	strncat((char *)&port_cfg->sym_name, (char *)driver_info->version,
+		BFA_FCS_PORT_SYMBNAME_VERSION_SZ);
+	strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+		sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+	/*
+	 * Host machine name
+	 */
+	strncat((char *)&port_cfg->sym_name,
+		(char *)driver_info->host_machine_name,
+		BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ);
+	strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+		sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+	/*
+	 * Host OS Info :
+	 * If OS Patch Info is not there, do not truncate any bytes from the
+	 * OS name string and instead copy the entire OS info string (64 bytes).
+	 */
+	if (driver_info->host_os_patch[0] == '\0') {
+		strncat((char *)&port_cfg->sym_name,
+			(char *)driver_info->host_os_name, BFA_FCS_OS_STR_LEN);
+		strncat((char *)&port_cfg->sym_name,
+			BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+			sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+	} else {
+		strncat((char *)&port_cfg->sym_name,
+			(char *)driver_info->host_os_name,
+			BFA_FCS_PORT_SYMBNAME_OSINFO_SZ);
+		strncat((char *)&port_cfg->sym_name,
+			BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+			sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+		/*
+		 * Append host OS Patch Info
+		 */
+		strncat((char *)&port_cfg->sym_name,
+			(char *)driver_info->host_os_patch,
+			BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ);
+	}
+
+	/*
+	 * null terminate
+	 */
+	port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0;
+}
+
+/**
+ * bfa lps login completion callback
+ */
+void
+bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status)
+{
+	struct bfa_fcs_fabric_s *fabric = uarg;
+
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, status);
+
+	switch (status) {
+	case BFA_STATUS_OK:
+		fabric->stats.flogi_accepts++;
+		break;
+
+	case BFA_STATUS_INVALID_MAC:
+		/*
+		 * Only for CNA
+		 */
+		fabric->stats.flogi_acc_err++;
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+
+		return;
+
+	case BFA_STATUS_EPROTOCOL:
+		switch (bfa_lps_get_extstatus(fabric->lps)) {
+		case BFA_EPROTO_BAD_ACCEPT:
+			fabric->stats.flogi_acc_err++;
+			break;
+
+		case BFA_EPROTO_UNKNOWN_RSP:
+			fabric->stats.flogi_unknown_rsp++;
+			break;
+
+		default:
+			break;
+		}
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+
+		return;
+
+	case BFA_STATUS_FABRIC_RJT:
+		fabric->stats.flogi_rejects++;
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+		return;
+
+	default:
+		fabric->stats.flogi_rsp_err++;
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+		return;
+	}
+
+	fabric->bb_credit = bfa_lps_get_peer_bbcredit(fabric->lps);
+	bfa_trc(fabric->fcs, fabric->bb_credit);
+
+	if (!bfa_lps_is_brcd_fabric(fabric->lps))
+		fabric->fabric_name = bfa_lps_get_peer_nwwn(fabric->lps);
+
+	/*
+	 * Check port type. It should be 1 = F-port.
+	 */
+	if (bfa_lps_is_fport(fabric->lps)) {
+		fabric->bport.pid = bfa_lps_get_pid(fabric->lps);
+		fabric->is_npiv = bfa_lps_is_npiv_en(fabric->lps);
+		fabric->is_auth = bfa_lps_is_authreq(fabric->lps);
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CONT_OP);
+	} else {
+		/*
+		 * Nport-2-Nport direct attached
+		 */
+		fabric->bport.port_topo.pn2n.rem_port_wwn =
+			bfa_lps_get_peer_pwwn(fabric->lps);
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC);
+	}
+
+	bfa_trc(fabric->fcs, fabric->bport.pid);
+	bfa_trc(fabric->fcs, fabric->is_npiv);
+	bfa_trc(fabric->fcs, fabric->is_auth);
+}
+
+/**
+ * 		Allocate and send FLOGI.
+ */
+static void
+bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_s   *bfa = fabric->fcs->bfa;
+	struct bfa_port_cfg_s *pcfg = &fabric->bport.port_cfg;
+	u8         alpa = 0;
+
+	if (bfa_pport_get_topology(bfa) == BFA_PPORT_TOPOLOGY_LOOP)
+		alpa = bfa_pport_get_myalpa(bfa);
+
+	bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_pport_get_maxfrsize(bfa),
+		      pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd);
+
+	fabric->stats.flogi_sent++;
+}
+
+static void
+bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe, *qen;
+
+	bfa_trc(fabric->fcs, fabric->fabric_name);
+
+	bfa_fcs_fabric_set_opertype(fabric);
+	fabric->stats.fabric_onlines++;
+
+	/**
+	 * notify online event to base and then virtual ports
+	 */
+	bfa_fcs_port_online(&fabric->bport);
+
+	list_for_each_safe(qe, qen, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		bfa_fcs_vport_online(vport);
+	}
+}
+
+static void
+bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe, *qen;
+
+	bfa_trc(fabric->fcs, fabric->fabric_name);
+	fabric->stats.fabric_offlines++;
+
+	/**
+	 * notify offline event first to vports and then base port.
+	 */
+	list_for_each_safe(qe, qen, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		bfa_fcs_vport_offline(vport);
+	}
+
+	bfa_fcs_port_offline(&fabric->bport);
+
+	fabric->fabric_name = 0;
+	fabric->fabric_ip_addr[0] = 0;
+}
+
+static void
+bfa_fcs_fabric_delay(void *cbarg)
+{
+	struct bfa_fcs_fabric_s *fabric = cbarg;
+
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED);
+}
+
+/**
+ * Delete all vports and wait for vport delete completions.
+ */
+static void
+bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe, *qen;
+
+	list_for_each_safe(qe, qen, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		bfa_fcs_vport_delete(vport);
+	}
+
+	bfa_fcs_port_delete(&fabric->bport);
+	bfa_wc_wait(&fabric->wc);
+}
+
+static void
+bfa_fcs_fabric_delete_comp(void *cbarg)
+{
+	struct bfa_fcs_fabric_s *fabric = cbarg;
+
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP);
+}
+
+
+
+/**
+ *  fcs_fabric_public fabric public functions
+ */
+
+/**
+ *   Module initialization
+ */
+void
+bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs)
+{
+	struct bfa_fcs_fabric_s *fabric;
+
+	fabric = &fcs->fabric;
+	bfa_os_memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s));
+
+	/**
+	 * Initialize base fabric.
+	 */
+	fabric->fcs = fcs;
+	INIT_LIST_HEAD(&fabric->vport_q);
+	INIT_LIST_HEAD(&fabric->vf_q);
+	fabric->lps = bfa_lps_alloc(fcs->bfa);
+	bfa_assert(fabric->lps);
+
+	/**
+	 * Initialize fabric delete completion handler. Fabric deletion is complete
+	 * when the last vport delete is complete.
+	 */
+	bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric);
+	bfa_wc_up(&fabric->wc);	/* For the base port */
+
+	bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CREATE);
+	bfa_trc(fcs, 0);
+}
+
+/**
+ *   Module cleanup
+ */
+void
+bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs)
+{
+	struct bfa_fcs_fabric_s *fabric;
+
+	bfa_trc(fcs, 0);
+
+	/**
+	 * Cleanup base fabric.
+	 */
+	fabric = &fcs->fabric;
+	bfa_lps_delete(fabric->lps);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELETE);
+}
+
+/**
+ * Fabric module start -- kick starts FCS actions
+ */
+void
+bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs)
+{
+	struct bfa_fcs_fabric_s *fabric;
+
+	bfa_trc(fcs, 0);
+	fabric = &fcs->fabric;
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START);
+}
+
+/**
+ *   Suspend fabric activity as part of driver suspend.
+ */
+void
+bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs)
+{
+}
+
+bfa_boolean_t
+bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric)
+{
+	return (bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_loopback));
+}
+
+enum bfa_pport_type
+bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric)
+{
+	return fabric->oper_type;
+}
+
+/**
+ *   Link up notification from BFA physical port module.
+ */
+void
+bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP);
+}
+
+/**
+ *   Link down notification from BFA physical port module.
+ */
+void
+bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN);
+}
+
+/**
+ *   A child vport is being created in the fabric.
+ *
+ *   Call from vport module at vport creation. A list of base port and vports
+ *   belonging to a fabric is maintained to propagate link events.
+ *
+ *   param[in] fabric - Fabric instance. This can be a base fabric or vf.
+ *   param[in] vport  - Vport being created.
+ *
+ *   @return None (always succeeds)
+ */
+void
+bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric,
+			struct bfa_fcs_vport_s *vport)
+{
+	/**
+	 * - add vport to fabric's vport_q
+	 */
+	bfa_trc(fabric->fcs, fabric->vf_id);
+
+	list_add_tail(&vport->qe, &fabric->vport_q);
+	fabric->num_vports++;
+	bfa_wc_up(&fabric->wc);
+}
+
+/**
+ *   A child vport is being deleted from fabric.
+ *
+ *   Vport is being deleted.
+ */
+void
+bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric,
+			struct bfa_fcs_vport_s *vport)
+{
+	list_del(&vport->qe);
+	fabric->num_vports--;
+	bfa_wc_down(&fabric->wc);
+}
+
+/**
+ *   Base port is deleted.
+ */
+void
+bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric)
+{
+	bfa_wc_down(&fabric->wc);
+}
+
+/**
+ *    Check if fabric is online.
+ *
+ *   param[in] fabric - Fabric instance. This can be a base fabric or vf.
+ *
+ *   @return  TRUE/FALSE
+ */
+int
+bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric)
+{
+	return (bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_online));
+}
+
+
+bfa_status_t
+bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf, struct bfa_fcs_s *fcs,
+		     struct bfa_port_cfg_s *port_cfg,
+		     struct bfad_vf_s *vf_drv)
+{
+	bfa_sm_set_state(vf, bfa_fcs_fabric_sm_uninit);
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Lookup for a vport withing a fabric given its pwwn
+ */
+struct bfa_fcs_vport_s *
+bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn)
+{
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe;
+
+	list_for_each(qe, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		if (bfa_fcs_port_get_pwwn(&vport->lport) == pwwn)
+			return vport;
+	}
+
+	return NULL;
+}
+
+/**
+ *    In a given fabric, return the number of lports.
+ *
+ *   param[in] fabric - Fabric instance. This can be a base fabric or vf.
+ *
+*    @return : 1 or more.
+ */
+u16
+bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric)
+{
+	return (fabric->num_vports);
+}
+
+/**
+ * 		Unsolicited frame receive handling.
+ */
+void
+bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs,
+		       u16 len)
+{
+	u32        pid = fchs->d_id;
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe;
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+	struct fc_logi_s     *flogi = (struct fc_logi_s *) els_cmd;
+
+	bfa_trc(fabric->fcs, len);
+	bfa_trc(fabric->fcs, pid);
+
+	/**
+	 * Look for our own FLOGI frames being looped back. This means an
+	 * external loopback cable is in place. Our own FLOGI frames are
+	 * sometimes looped back when switch port gets temporarily bypassed.
+	 */
+	if ((pid == bfa_os_ntoh3b(FC_FABRIC_PORT))
+	    && (els_cmd->els_code == FC_ELS_FLOGI)
+	    && (flogi->port_name == bfa_fcs_port_get_pwwn(&fabric->bport))) {
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOOPBACK);
+		return;
+	}
+
+	/**
+	 * FLOGI/EVFP exchanges should be consumed by base fabric.
+	 */
+	if (fchs->d_id == bfa_os_hton3b(FC_FABRIC_PORT)) {
+		bfa_trc(fabric->fcs, pid);
+		bfa_fcs_fabric_process_uf(fabric, fchs, len);
+		return;
+	}
+
+	if (fabric->bport.pid == pid) {
+		/**
+		 * All authentication frames should be routed to auth
+		 */
+		bfa_trc(fabric->fcs, els_cmd->els_code);
+		if (els_cmd->els_code == FC_ELS_AUTH) {
+			bfa_trc(fabric->fcs, els_cmd->els_code);
+			fabric->auth.response = (u8 *) els_cmd;
+			return;
+		}
+
+		bfa_trc(fabric->fcs, *(u8 *) ((u8 *) fchs));
+		bfa_fcs_port_uf_recv(&fabric->bport, fchs, len);
+		return;
+	}
+
+	/**
+	 * look for a matching local port ID
+	 */
+	list_for_each(qe, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		if (vport->lport.pid == pid) {
+			bfa_fcs_port_uf_recv(&vport->lport, fchs, len);
+			return;
+		}
+	}
+	bfa_trc(fabric->fcs, els_cmd->els_code);
+	bfa_fcs_port_uf_recv(&fabric->bport, fchs, len);
+}
+
+/**
+ * 		Unsolicited frames to be processed by fabric.
+ */
+static void
+bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs,
+			  u16 len)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	bfa_trc(fabric->fcs, els_cmd->els_code);
+
+	switch (els_cmd->els_code) {
+	case FC_ELS_FLOGI:
+		bfa_fcs_fabric_process_flogi(fabric, fchs, len);
+		break;
+
+	default:
+		/*
+		 * need to generate a LS_RJT
+		 */
+		break;
+	}
+}
+
+/**
+ * 	Process	incoming FLOGI
+ */
+static void
+bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric,
+			struct fchs_s *fchs, u16 len)
+{
+	struct fc_logi_s     *flogi = (struct fc_logi_s *) (fchs + 1);
+	struct bfa_fcs_port_s *bport = &fabric->bport;
+
+	bfa_trc(fabric->fcs, fchs->s_id);
+
+	fabric->stats.flogi_rcvd++;
+	/*
+	 * Check port type. It should be 0 = n-port.
+	 */
+	if (flogi->csp.port_type) {
+		/*
+		 * @todo: may need to send a LS_RJT
+		 */
+		bfa_trc(fabric->fcs, flogi->port_name);
+		fabric->stats.flogi_rejected++;
+		return;
+	}
+
+	fabric->bb_credit = bfa_os_ntohs(flogi->csp.bbcred);
+	bport->port_topo.pn2n.rem_port_wwn = flogi->port_name;
+	bport->port_topo.pn2n.reply_oxid = fchs->ox_id;
+
+	/*
+	 * Send a Flogi Acc
+	 */
+	bfa_fcs_fabric_send_flogi_acc(fabric);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC);
+}
+
+static void
+bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_port_cfg_s *pcfg = &fabric->bport.port_cfg;
+	struct bfa_fcs_port_n2n_s *n2n_port = &fabric->bport.port_topo.pn2n;
+	struct bfa_s   *bfa = fabric->fcs->bfa;
+	struct bfa_fcxp_s *fcxp;
+	u16        reqlen;
+	struct fchs_s          fchs;
+
+	fcxp = bfa_fcs_fcxp_alloc(fabric->fcs);
+	/**
+	 * Do not expect this failure -- expect remote node to retry
+	 */
+	if (!fcxp)
+		return;
+
+	reqlen = fc_flogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+				    bfa_os_hton3b(FC_FABRIC_PORT),
+				    n2n_port->reply_oxid, pcfg->pwwn,
+				    pcfg->nwwn, bfa_pport_get_maxfrsize(bfa),
+				    bfa_pport_get_rx_bbcredit(bfa));
+
+	bfa_fcxp_send(fcxp, NULL, fabric->vf_id, bfa_lps_get_tag(fabric->lps),
+			BFA_FALSE, FC_CLASS_3, reqlen, &fchs,
+			bfa_fcs_fabric_flogiacc_comp, fabric,
+			FC_MAX_PDUSZ, 0); /* Timeout 0 indicates no
+					   * response expected
+					   */
+}
+
+/**
+ *   Flogi Acc completion callback.
+ */
+static void
+bfa_fcs_fabric_flogiacc_comp(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+			     bfa_status_t status, u32 rsp_len,
+			     u32 resid_len, struct fchs_s *rspfchs)
+{
+	struct bfa_fcs_fabric_s *fabric = cbarg;
+
+	bfa_trc(fabric->fcs, status);
+}
+
+/*
+ *
+ * @param[in] fabric - fabric
+ * @param[in] result - 1
+ *
+ * @return - none
+ */
+void
+bfa_fcs_auth_finished(struct bfa_fcs_fabric_s *fabric, enum auth_status status)
+{
+	bfa_trc(fabric->fcs, status);
+
+	if (status == FC_AUTH_STATE_SUCCESS)
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_AUTH_SUCCESS);
+	else
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_AUTH_FAILED);
+}
+
+/**
+ * Send AEN notification
+ */
+static void
+bfa_fcs_fabric_aen_post(struct bfa_fcs_port_s *port,
+			enum bfa_port_aen_event event)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = port->fcs->logm;
+	wwn_t           pwwn = bfa_fcs_port_get_pwwn(port);
+	wwn_t           fwwn = bfa_fcs_port_get_fabric_name(port);
+	char            pwwn_ptr[BFA_STRING_32];
+	char            fwwn_ptr[BFA_STRING_32];
+
+	wwn2str(pwwn_ptr, pwwn);
+	wwn2str(fwwn_ptr, fwwn);
+
+	switch (event) {
+	case BFA_PORT_AEN_FABRIC_NAME_CHANGE:
+		bfa_log(logmod, BFA_AEN_PORT_FABRIC_NAME_CHANGE, pwwn_ptr,
+			fwwn_ptr);
+		break;
+	default:
+		break;
+	}
+
+	aen_data.port.pwwn = pwwn;
+	aen_data.port.fwwn = fwwn;
+}
+
+/*
+ *
+ * @param[in] fabric - fabric
+ * @param[in] wwn_t - new fabric name
+ *
+ * @return - none
+ */
+void
+bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
+			       wwn_t fabric_name)
+{
+	bfa_trc(fabric->fcs, fabric_name);
+
+	if (fabric->fabric_name == 0) {
+		/*
+		 * With BRCD switches, we don't get Fabric Name in FLOGI.
+		 * Don't generate a fabric name change event in this case.
+		 */
+		fabric->fabric_name = fabric_name;
+	} else {
+		fabric->fabric_name = fabric_name;
+		/*
+		 * Generate a Event
+		 */
+		bfa_fcs_fabric_aen_post(&fabric->bport,
+					BFA_PORT_AEN_FABRIC_NAME_CHANGE);
+	}
+
+}
+
+/**
+ * Not used by FCS.
+ */
+void
+bfa_cb_lps_flogo_comp(void *bfad, void *uarg)
+{
+}
+
+

drivers/scsi/bfa/fcbuild.c

@@ -0,0 +1,1449 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+/*
+ * fcbuild.c - FC link service frame building and parsing routines
+ */
+
+#include <bfa_os_inc.h>
+#include "fcbuild.h"
+
+/*
+ * static build functions
+ */
+static void fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id);
+static void fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id);
+static struct fchs_s   fc_els_req_tmpl;
+static struct fchs_s   fc_els_rsp_tmpl;
+static struct fchs_s   fc_bls_req_tmpl;
+static struct fchs_s   fc_bls_rsp_tmpl;
+static struct fc_ba_acc_s ba_acc_tmpl;
+static struct fc_logi_s plogi_tmpl;
+static struct fc_prli_s prli_tmpl;
+static struct fc_rrq_s rrq_tmpl;
+static struct fchs_s   fcp_fchs_tmpl;
+
+void
+fcbuild_init(void)
+{
+	/*
+	 * fc_els_req_tmpl
+	 */
+	fc_els_req_tmpl.routing = FC_RTG_EXT_LINK;
+	fc_els_req_tmpl.cat_info = FC_CAT_LD_REQUEST;
+	fc_els_req_tmpl.type = FC_TYPE_ELS;
+	fc_els_req_tmpl.f_ctl =
+		bfa_os_hton3b(FCTL_SEQ_INI | FCTL_FS_EXCH | FCTL_END_SEQ |
+			      FCTL_SI_XFER);
+	fc_els_req_tmpl.rx_id = FC_RXID_ANY;
+
+	/*
+	 * fc_els_rsp_tmpl
+	 */
+	fc_els_rsp_tmpl.routing = FC_RTG_EXT_LINK;
+	fc_els_rsp_tmpl.cat_info = FC_CAT_LD_REPLY;
+	fc_els_rsp_tmpl.type = FC_TYPE_ELS;
+	fc_els_rsp_tmpl.f_ctl =
+		bfa_os_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH |
+			      FCTL_END_SEQ | FCTL_SI_XFER);
+	fc_els_rsp_tmpl.rx_id = FC_RXID_ANY;
+
+	/*
+	 * fc_bls_req_tmpl
+	 */
+	fc_bls_req_tmpl.routing = FC_RTG_BASIC_LINK;
+	fc_bls_req_tmpl.type = FC_TYPE_BLS;
+	fc_bls_req_tmpl.f_ctl = bfa_os_hton3b(FCTL_END_SEQ | FCTL_SI_XFER);
+	fc_bls_req_tmpl.rx_id = FC_RXID_ANY;
+
+	/*
+	 * fc_bls_rsp_tmpl
+	 */
+	fc_bls_rsp_tmpl.routing = FC_RTG_BASIC_LINK;
+	fc_bls_rsp_tmpl.cat_info = FC_CAT_BA_ACC;
+	fc_bls_rsp_tmpl.type = FC_TYPE_BLS;
+	fc_bls_rsp_tmpl.f_ctl =
+		bfa_os_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH |
+			      FCTL_END_SEQ | FCTL_SI_XFER);
+	fc_bls_rsp_tmpl.rx_id = FC_RXID_ANY;
+
+	/*
+	 * ba_acc_tmpl
+	 */
+	ba_acc_tmpl.seq_id_valid = 0;
+	ba_acc_tmpl.low_seq_cnt = 0;
+	ba_acc_tmpl.high_seq_cnt = 0xFFFF;
+
+	/*
+	 * plogi_tmpl
+	 */
+	plogi_tmpl.csp.verhi = FC_PH_VER_PH_3;
+	plogi_tmpl.csp.verlo = FC_PH_VER_4_3;
+	plogi_tmpl.csp.bbcred = bfa_os_htons(0x0004);
+	plogi_tmpl.csp.ciro = 0x1;
+	plogi_tmpl.csp.cisc = 0x0;
+	plogi_tmpl.csp.altbbcred = 0x0;
+	plogi_tmpl.csp.conseq = bfa_os_htons(0x00FF);
+	plogi_tmpl.csp.ro_bitmap = bfa_os_htons(0x0002);
+	plogi_tmpl.csp.e_d_tov = bfa_os_htonl(2000);
+
+	plogi_tmpl.class3.class_valid = 1;
+	plogi_tmpl.class3.sequential = 1;
+	plogi_tmpl.class3.conseq = 0xFF;
+	plogi_tmpl.class3.ospx = 1;
+
+	/*
+	 * prli_tmpl
+	 */
+	prli_tmpl.command = FC_ELS_PRLI;
+	prli_tmpl.pglen = 0x10;
+	prli_tmpl.pagebytes = bfa_os_htons(0x0014);
+	prli_tmpl.parampage.type = FC_TYPE_FCP;
+	prli_tmpl.parampage.imagepair = 1;
+	prli_tmpl.parampage.servparams.rxrdisab = 1;
+
+	/*
+	 * rrq_tmpl
+	 */
+	rrq_tmpl.els_cmd.els_code = FC_ELS_RRQ;
+
+	/*
+	 * fcp_fchs_tmpl
+	 */
+	fcp_fchs_tmpl.routing = FC_RTG_FC4_DEV_DATA;
+	fcp_fchs_tmpl.cat_info = FC_CAT_UNSOLICIT_CMD;
+	fcp_fchs_tmpl.type = FC_TYPE_FCP;
+	fcp_fchs_tmpl.f_ctl =
+		bfa_os_hton3b(FCTL_FS_EXCH | FCTL_END_SEQ | FCTL_SI_XFER);
+	fcp_fchs_tmpl.seq_id = 1;
+	fcp_fchs_tmpl.rx_id = FC_RXID_ANY;
+}
+
+static void
+fc_gs_fchdr_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u32 ox_id)
+{
+	bfa_os_memset(fchs, 0, sizeof(struct fchs_s));
+
+	fchs->routing = FC_RTG_FC4_DEV_DATA;
+	fchs->cat_info = FC_CAT_UNSOLICIT_CTRL;
+	fchs->type = FC_TYPE_SERVICES;
+	fchs->f_ctl =
+		bfa_os_hton3b(FCTL_SEQ_INI | FCTL_FS_EXCH | FCTL_END_SEQ |
+			      FCTL_SI_XFER);
+	fchs->rx_id = FC_RXID_ANY;
+	fchs->d_id = (d_id);
+	fchs->s_id = (s_id);
+	fchs->ox_id = bfa_os_htons(ox_id);
+
+	/**
+	 * @todo no need to set ox_id for request
+	 *       no need to set rx_id for response
+	 */
+}
+
+void
+fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id)
+{
+	bfa_os_memcpy(fchs, &fc_els_req_tmpl, sizeof(struct fchs_s));
+	fchs->d_id = (d_id);
+	fchs->s_id = (s_id);
+	fchs->ox_id = bfa_os_htons(ox_id);
+}
+
+static void
+fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id)
+{
+	bfa_os_memcpy(fchs, &fc_els_rsp_tmpl, sizeof(struct fchs_s));
+	fchs->d_id = d_id;
+	fchs->s_id = s_id;
+	fchs->ox_id = ox_id;
+}
+
+enum fc_parse_status
+fc_els_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+	struct fc_ls_rjt_s    *ls_rjt = (struct fc_ls_rjt_s *) els_cmd;
+
+	len = len;
+
+	switch (els_cmd->els_code) {
+	case FC_ELS_LS_RJT:
+		if (ls_rjt->reason_code == FC_LS_RJT_RSN_LOGICAL_BUSY)
+			return (FC_PARSE_BUSY);
+		else
+			return (FC_PARSE_FAILURE);
+
+	case FC_ELS_ACC:
+		return (FC_PARSE_OK);
+	}
+	return (FC_PARSE_OK);
+}
+
+static void
+fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id)
+{
+	bfa_os_memcpy(fchs, &fc_bls_rsp_tmpl, sizeof(struct fchs_s));
+	fchs->d_id = d_id;
+	fchs->s_id = s_id;
+	fchs->ox_id = ox_id;
+}
+
+static          u16
+fc_plogi_x_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+		 u16 ox_id, wwn_t port_name, wwn_t node_name,
+		 u16 pdu_size, u8 els_code)
+{
+	struct fc_logi_s     *plogi = (struct fc_logi_s *) (pld);
+
+	bfa_os_memcpy(plogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+	plogi->els_cmd.els_code = els_code;
+	if (els_code == FC_ELS_PLOGI)
+		fc_els_req_build(fchs, d_id, s_id, ox_id);
+	else
+		fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	plogi->csp.rxsz = plogi->class3.rxsz = bfa_os_htons(pdu_size);
+
+	bfa_os_memcpy(&plogi->port_name, &port_name, sizeof(wwn_t));
+	bfa_os_memcpy(&plogi->node_name, &node_name, sizeof(wwn_t));
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id,
+		u16 ox_id, wwn_t port_name, wwn_t node_name,
+		u16 pdu_size, u8 set_npiv, u8 set_auth,
+		u16 local_bb_credits)
+{
+	u32        d_id = bfa_os_hton3b(FC_FABRIC_PORT);
+	u32 	*vvl_info;
+
+	bfa_os_memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+	flogi->els_cmd.els_code = FC_ELS_FLOGI;
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	flogi->csp.rxsz = flogi->class3.rxsz = bfa_os_htons(pdu_size);
+	flogi->port_name = port_name;
+	flogi->node_name = node_name;
+
+	/*
+	 * Set the NPIV Capability Bit ( word 1, bit 31) of Common
+	 * Service Parameters.
+	 */
+	flogi->csp.ciro = set_npiv;
+
+	/* set AUTH capability */
+	flogi->csp.security = set_auth;
+
+	flogi->csp.bbcred = bfa_os_htons(local_bb_credits);
+
+	/* Set brcd token in VVL */
+	vvl_info = (u32 *)&flogi->vvl[0];
+
+	/* set the flag to indicate the presence of VVL */
+	flogi->csp.npiv_supp    = 1; /* @todo. field name is not correct */
+	vvl_info[0]	= bfa_os_htonl(FLOGI_VVL_BRCD);
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id,
+		   u16 ox_id, wwn_t port_name, wwn_t node_name,
+		   u16 pdu_size, u16 local_bb_credits)
+{
+	u32        d_id = 0;
+
+	bfa_os_memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	flogi->els_cmd.els_code = FC_ELS_ACC;
+	flogi->csp.rxsz = flogi->class3.rxsz = bfa_os_htons(pdu_size);
+	flogi->port_name = port_name;
+	flogi->node_name = node_name;
+
+	flogi->csp.bbcred = bfa_os_htons(local_bb_credits);
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_fdisc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id,
+		u16 ox_id, wwn_t port_name, wwn_t node_name,
+		u16 pdu_size)
+{
+	u32        d_id = bfa_os_hton3b(FC_FABRIC_PORT);
+
+	bfa_os_memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+	flogi->els_cmd.els_code = FC_ELS_FDISC;
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	flogi->csp.rxsz = flogi->class3.rxsz = bfa_os_htons(pdu_size);
+	flogi->port_name = port_name;
+	flogi->node_name = node_name;
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+	       u16 ox_id, wwn_t port_name, wwn_t node_name,
+	       u16 pdu_size)
+{
+	return fc_plogi_x_build(fchs, pld, d_id, s_id, ox_id, port_name,
+				node_name, pdu_size, FC_ELS_PLOGI);
+}
+
+u16
+fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+		   u16 ox_id, wwn_t port_name, wwn_t node_name,
+		   u16 pdu_size)
+{
+	return fc_plogi_x_build(fchs, pld, d_id, s_id, ox_id, port_name,
+				node_name, pdu_size, FC_ELS_ACC);
+}
+
+enum fc_parse_status
+fc_plogi_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+	struct fc_logi_s     *plogi;
+	struct fc_ls_rjt_s    *ls_rjt;
+
+	switch (els_cmd->els_code) {
+	case FC_ELS_LS_RJT:
+		ls_rjt = (struct fc_ls_rjt_s *) (fchs + 1);
+		if (ls_rjt->reason_code == FC_LS_RJT_RSN_LOGICAL_BUSY)
+			return (FC_PARSE_BUSY);
+		else
+			return (FC_PARSE_FAILURE);
+	case FC_ELS_ACC:
+		plogi = (struct fc_logi_s *) (fchs + 1);
+		if (len < sizeof(struct fc_logi_s))
+			return (FC_PARSE_FAILURE);
+
+		if (!wwn_is_equal(plogi->port_name, port_name))
+			return (FC_PARSE_FAILURE);
+
+		if (!plogi->class3.class_valid)
+			return (FC_PARSE_FAILURE);
+
+		if (bfa_os_ntohs(plogi->class3.rxsz) < (FC_MIN_PDUSZ))
+			return (FC_PARSE_FAILURE);
+
+		return (FC_PARSE_OK);
+	default:
+		return (FC_PARSE_FAILURE);
+	}
+}
+
+enum fc_parse_status
+fc_plogi_parse(struct fchs_s *fchs)
+{
+	struct fc_logi_s     *plogi = (struct fc_logi_s *) (fchs + 1);
+
+	if (plogi->class3.class_valid != 1)
+		return FC_PARSE_FAILURE;
+
+	if ((bfa_os_ntohs(plogi->class3.rxsz) < FC_MIN_PDUSZ)
+	    || (bfa_os_ntohs(plogi->class3.rxsz) > FC_MAX_PDUSZ)
+	    || (plogi->class3.rxsz == 0))
+		return (FC_PARSE_FAILURE);
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+	      u16 ox_id)
+{
+	struct fc_prli_s      *prli = (struct fc_prli_s *) (pld);
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+	bfa_os_memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s));
+
+	prli->command = FC_ELS_PRLI;
+	prli->parampage.servparams.initiator     = 1;
+	prli->parampage.servparams.retry         = 1;
+	prli->parampage.servparams.rec_support   = 1;
+	prli->parampage.servparams.task_retry_id = 0;
+	prli->parampage.servparams.confirm       = 1;
+
+	return (sizeof(struct fc_prli_s));
+}
+
+u16
+fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+		  u16 ox_id, enum bfa_port_role role)
+{
+	struct fc_prli_s      *prli = (struct fc_prli_s *) (pld);
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+	bfa_os_memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s));
+
+	prli->command = FC_ELS_ACC;
+
+	if ((role & BFA_PORT_ROLE_FCP_TM) == BFA_PORT_ROLE_FCP_TM)
+		prli->parampage.servparams.target = 1;
+	else
+		prli->parampage.servparams.initiator = 1;
+
+	prli->parampage.rspcode = FC_PRLI_ACC_XQTD;
+
+	return (sizeof(struct fc_prli_s));
+}
+
+enum fc_parse_status
+fc_prli_rsp_parse(struct fc_prli_s *prli, int len)
+{
+	if (len < sizeof(struct fc_prli_s))
+		return (FC_PARSE_FAILURE);
+
+	if (prli->command != FC_ELS_ACC)
+		return (FC_PARSE_FAILURE);
+
+	if ((prli->parampage.rspcode != FC_PRLI_ACC_XQTD)
+	    && (prli->parampage.rspcode != FC_PRLI_ACC_PREDEF_IMG))
+		return (FC_PARSE_FAILURE);
+
+	if (prli->parampage.servparams.target != 1)
+		return (FC_PARSE_FAILURE);
+
+	return (FC_PARSE_OK);
+}
+
+enum fc_parse_status
+fc_prli_parse(struct fc_prli_s *prli)
+{
+	if (prli->parampage.type != FC_TYPE_FCP)
+		return (FC_PARSE_FAILURE);
+
+	if (!prli->parampage.imagepair)
+		return (FC_PARSE_FAILURE);
+
+	if (!prli->parampage.servparams.initiator)
+		return (FC_PARSE_FAILURE);
+
+	return (FC_PARSE_OK);
+}
+
+u16
+fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id,
+			u32 s_id, u16 ox_id, wwn_t port_name)
+{
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	memset(logo, '\0', sizeof(struct fc_logo_s));
+	logo->els_cmd.els_code = FC_ELS_LOGO;
+	logo->nport_id = (s_id);
+	logo->orig_port_name = port_name;
+
+	return (sizeof(struct fc_logo_s));
+}
+
+static          u16
+fc_adisc_x_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id,
+		 u32 s_id, u16 ox_id, wwn_t port_name,
+		 wwn_t node_name, u8 els_code)
+{
+	memset(adisc, '\0', sizeof(struct fc_adisc_s));
+
+	adisc->els_cmd.els_code = els_code;
+
+	if (els_code == FC_ELS_ADISC)
+		fc_els_req_build(fchs, d_id, s_id, ox_id);
+	else
+		fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	adisc->orig_HA = 0;
+	adisc->orig_port_name = port_name;
+	adisc->orig_node_name = node_name;
+	adisc->nport_id = (s_id);
+
+	return (sizeof(struct fc_adisc_s));
+}
+
+u16
+fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id,
+		u32 s_id, u16 ox_id, wwn_t port_name,
+		wwn_t node_name)
+{
+	return fc_adisc_x_build(fchs, adisc, d_id, s_id, ox_id, port_name,
+				node_name, FC_ELS_ADISC);
+}
+
+u16
+fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id,
+		   u32 s_id, u16 ox_id, wwn_t port_name,
+		   wwn_t node_name)
+{
+	return fc_adisc_x_build(fchs, adisc, d_id, s_id, ox_id, port_name,
+				node_name, FC_ELS_ACC);
+}
+
+enum fc_parse_status
+fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len, wwn_t port_name,
+				 wwn_t node_name)
+{
+
+	if (len < sizeof(struct fc_adisc_s))
+		return (FC_PARSE_FAILURE);
+
+	if (adisc->els_cmd.els_code != FC_ELS_ACC)
+		return (FC_PARSE_FAILURE);
+
+	if (!wwn_is_equal(adisc->orig_port_name, port_name))
+		return (FC_PARSE_FAILURE);
+
+	return (FC_PARSE_OK);
+}
+
+enum fc_parse_status
+fc_adisc_parse(struct fchs_s *fchs, void *pld, u32 host_dap,
+		 wwn_t node_name, wwn_t port_name)
+{
+	struct fc_adisc_s     *adisc = (struct fc_adisc_s *) pld;
+
+	if (adisc->els_cmd.els_code != FC_ELS_ACC)
+		return (FC_PARSE_FAILURE);
+
+	if ((adisc->nport_id == (host_dap))
+	    && wwn_is_equal(adisc->orig_port_name, port_name)
+	    && wwn_is_equal(adisc->orig_node_name, node_name))
+		return (FC_PARSE_OK);
+
+	return (FC_PARSE_FAILURE);
+}
+
+enum fc_parse_status
+fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name, wwn_t port_name)
+{
+	struct fc_logi_s     *pdisc = (struct fc_logi_s *) (fchs + 1);
+
+	if (pdisc->class3.class_valid != 1)
+		return FC_PARSE_FAILURE;
+
+	if ((bfa_os_ntohs(pdisc->class3.rxsz) <
+		 (FC_MIN_PDUSZ - sizeof(struct fchs_s)))
+	    || (pdisc->class3.rxsz == 0))
+		return (FC_PARSE_FAILURE);
+
+	if (!wwn_is_equal(pdisc->port_name, port_name))
+		return (FC_PARSE_FAILURE);
+
+	if (!wwn_is_equal(pdisc->node_name, node_name))
+		return (FC_PARSE_FAILURE);
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_abts_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id)
+{
+	bfa_os_memcpy(fchs, &fc_bls_req_tmpl, sizeof(struct fchs_s));
+	fchs->cat_info = FC_CAT_ABTS;
+	fchs->d_id = (d_id);
+	fchs->s_id = (s_id);
+	fchs->ox_id = bfa_os_htons(ox_id);
+
+	return (sizeof(struct fchs_s));
+}
+
+enum fc_parse_status
+fc_abts_rsp_parse(struct fchs_s *fchs, int len)
+{
+	if ((fchs->cat_info == FC_CAT_BA_ACC)
+	    || (fchs->cat_info == FC_CAT_BA_RJT))
+		return (FC_PARSE_OK);
+
+	return (FC_PARSE_FAILURE);
+}
+
+u16
+fc_rrq_build(struct fchs_s *fchs, struct fc_rrq_s *rrq, u32 d_id,
+			 u32 s_id, u16 ox_id, u16 rrq_oxid)
+{
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	/*
+	 * build rrq payload
+	 */
+	bfa_os_memcpy(rrq, &rrq_tmpl, sizeof(struct fc_rrq_s));
+	rrq->s_id = (s_id);
+	rrq->ox_id = bfa_os_htons(rrq_oxid);
+	rrq->rx_id = FC_RXID_ANY;
+
+	return (sizeof(struct fc_rrq_s));
+}
+
+u16
+fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+		  u16 ox_id)
+{
+	struct fc_els_cmd_s   *acc = pld;
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	memset(acc, 0, sizeof(struct fc_els_cmd_s));
+	acc->els_code = FC_ELS_ACC;
+
+	return (sizeof(struct fc_els_cmd_s));
+}
+
+u16
+fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt, u32 d_id,
+		u32 s_id, u16 ox_id, u8 reason_code,
+		u8 reason_code_expl)
+{
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+	memset(ls_rjt, 0, sizeof(struct fc_ls_rjt_s));
+
+	ls_rjt->els_cmd.els_code = FC_ELS_LS_RJT;
+	ls_rjt->reason_code = reason_code;
+	ls_rjt->reason_code_expl = reason_code_expl;
+	ls_rjt->vendor_unique = 0x00;
+
+	return (sizeof(struct fc_ls_rjt_s));
+}
+
+u16
+fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id,
+		u32 s_id, u16 ox_id, u16 rx_id)
+{
+	fc_bls_rsp_build(fchs, d_id, s_id, ox_id);
+
+	bfa_os_memcpy(ba_acc, &ba_acc_tmpl, sizeof(struct fc_ba_acc_s));
+
+	fchs->rx_id = rx_id;
+
+	ba_acc->ox_id = fchs->ox_id;
+	ba_acc->rx_id = fchs->rx_id;
+
+	return (sizeof(struct fc_ba_acc_s));
+}
+
+u16
+fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd,
+			u32 d_id, u32 s_id, u16 ox_id)
+{
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+	memset(els_cmd, 0, sizeof(struct fc_els_cmd_s));
+	els_cmd->els_code = FC_ELS_ACC;
+
+	return (sizeof(struct fc_els_cmd_s));
+}
+
+int
+fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code)
+{
+	int             num_pages = 0;
+	struct fc_prlo_s      *prlo;
+	struct fc_tprlo_s     *tprlo;
+
+	if (els_code == FC_ELS_PRLO) {
+		prlo = (struct fc_prlo_s *) (fc_frame + 1);
+		num_pages = (bfa_os_ntohs(prlo->payload_len) - 4) / 16;
+	} else {
+		tprlo = (struct fc_tprlo_s *) (fc_frame + 1);
+		num_pages = (bfa_os_ntohs(tprlo->payload_len) - 4) / 16;
+	}
+	return num_pages;
+}
+
+u16
+fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			int num_pages)
+{
+	int             page;
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	memset(tprlo_acc, 0, (num_pages * 16) + 4);
+	tprlo_acc->command = FC_ELS_ACC;
+
+	tprlo_acc->page_len = 0x10;
+	tprlo_acc->payload_len = bfa_os_htons((num_pages * 16) + 4);
+
+	for (page = 0; page < num_pages; page++) {
+		tprlo_acc->tprlo_acc_params[page].opa_valid = 0;
+		tprlo_acc->tprlo_acc_params[page].rpa_valid = 0;
+		tprlo_acc->tprlo_acc_params[page].fc4type_csp = FC_TYPE_FCP;
+		tprlo_acc->tprlo_acc_params[page].orig_process_assc = 0;
+		tprlo_acc->tprlo_acc_params[page].resp_process_assc = 0;
+	}
+	return (bfa_os_ntohs(tprlo_acc->payload_len));
+}
+
+u16
+fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			int num_pages)
+{
+	int             page;
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	memset(prlo_acc, 0, (num_pages * 16) + 4);
+	prlo_acc->command = FC_ELS_ACC;
+	prlo_acc->page_len = 0x10;
+	prlo_acc->payload_len = bfa_os_htons((num_pages * 16) + 4);
+
+	for (page = 0; page < num_pages; page++) {
+		prlo_acc->prlo_acc_params[page].opa_valid = 0;
+		prlo_acc->prlo_acc_params[page].rpa_valid = 0;
+		prlo_acc->prlo_acc_params[page].fc4type_csp = FC_TYPE_FCP;
+		prlo_acc->prlo_acc_params[page].orig_process_assc = 0;
+		prlo_acc->prlo_acc_params[page].resp_process_assc = 0;
+	}
+
+	return (bfa_os_ntohs(prlo_acc->payload_len));
+}
+
+u16
+fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid, u32 d_id,
+			u32 s_id, u16 ox_id, u32 data_format)
+{
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	memset(rnid, 0, sizeof(struct fc_rnid_cmd_s));
+
+	rnid->els_cmd.els_code = FC_ELS_RNID;
+	rnid->node_id_data_format = data_format;
+
+	return (sizeof(struct fc_rnid_cmd_s));
+}
+
+u16
+fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u32 data_format,
+			struct fc_rnid_common_id_data_s *common_id_data,
+			struct fc_rnid_general_topology_data_s *gen_topo_data)
+{
+	memset(rnid_acc, 0, sizeof(struct fc_rnid_acc_s));
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	rnid_acc->els_cmd.els_code = FC_ELS_ACC;
+	rnid_acc->node_id_data_format = data_format;
+	rnid_acc->common_id_data_length =
+			sizeof(struct fc_rnid_common_id_data_s);
+	rnid_acc->common_id_data = *common_id_data;
+
+	if (data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) {
+		rnid_acc->specific_id_data_length =
+			sizeof(struct fc_rnid_general_topology_data_s);
+		bfa_os_assign(rnid_acc->gen_topology_data, *gen_topo_data);
+		return (sizeof(struct fc_rnid_acc_s));
+	} else {
+		return (sizeof(struct fc_rnid_acc_s) -
+			sizeof(struct fc_rnid_general_topology_data_s));
+	}
+
+}
+
+u16
+fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc, u32 d_id,
+			u32 s_id, u16 ox_id)
+{
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	memset(rpsc, 0, sizeof(struct fc_rpsc_cmd_s));
+
+	rpsc->els_cmd.els_code = FC_ELS_RPSC;
+	return (sizeof(struct fc_rpsc_cmd_s));
+}
+
+u16
+fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rpsc2,
+			u32 d_id, u32 s_id, u32 *pid_list,
+			u16 npids)
+{
+	u32 dctlr_id = FC_DOMAIN_CTRLR(bfa_os_hton3b(d_id));
+	int i = 0;
+
+	fc_els_req_build(fchs, bfa_os_hton3b(dctlr_id), s_id, 0);
+
+	memset(rpsc2, 0, sizeof(struct fc_rpsc2_cmd_s));
+
+	rpsc2->els_cmd.els_code = FC_ELS_RPSC;
+	rpsc2->token = bfa_os_htonl(FC_BRCD_TOKEN);
+	rpsc2->num_pids  = bfa_os_htons(npids);
+	for (i = 0; i < npids; i++)
+		rpsc2->pid_list[i].pid = pid_list[i];
+
+	return (sizeof(struct fc_rpsc2_cmd_s) + ((npids - 1) *
+			(sizeof(u32))));
+}
+
+u16
+fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			struct fc_rpsc_speed_info_s *oper_speed)
+{
+	memset(rpsc_acc, 0, sizeof(struct fc_rpsc_acc_s));
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	rpsc_acc->command = FC_ELS_ACC;
+	rpsc_acc->num_entries = bfa_os_htons(1);
+
+	rpsc_acc->speed_info[0].port_speed_cap =
+		bfa_os_htons(oper_speed->port_speed_cap);
+
+	rpsc_acc->speed_info[0].port_op_speed =
+		bfa_os_htons(oper_speed->port_op_speed);
+
+	return (sizeof(struct fc_rpsc_acc_s));
+
+}
+
+/*
+ * TBD -
+ * . get rid of unnecessary memsets
+ */
+
+u16
+fc_logo_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	len = len;
+	if (els_cmd->els_code != FC_ELS_ACC)
+		return FC_PARSE_FAILURE;
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, wwn_t port_name, wwn_t node_name,
+			u16 pdu_size)
+{
+	struct fc_logi_s     *pdisc = (struct fc_logi_s *) (fchs + 1);
+
+	bfa_os_memcpy(pdisc, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+	pdisc->els_cmd.els_code = FC_ELS_PDISC;
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	pdisc->csp.rxsz = pdisc->class3.rxsz = bfa_os_htons(pdu_size);
+	pdisc->port_name = port_name;
+	pdisc->node_name = node_name;
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name)
+{
+	struct fc_logi_s     *pdisc = (struct fc_logi_s *) (fchs + 1);
+
+	if (len < sizeof(struct fc_logi_s))
+		return (FC_PARSE_LEN_INVAL);
+
+	if (pdisc->els_cmd.els_code != FC_ELS_ACC)
+		return (FC_PARSE_ACC_INVAL);
+
+	if (!wwn_is_equal(pdisc->port_name, port_name))
+		return (FC_PARSE_PWWN_NOT_EQUAL);
+
+	if (!pdisc->class3.class_valid)
+		return (FC_PARSE_NWWN_NOT_EQUAL);
+
+	if (bfa_os_ntohs(pdisc->class3.rxsz) < (FC_MIN_PDUSZ))
+		return (FC_PARSE_RXSZ_INVAL);
+
+	return (FC_PARSE_OK);
+}
+
+u16
+fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id,
+	      int num_pages)
+{
+	struct fc_prlo_s      *prlo = (struct fc_prlo_s *) (fchs + 1);
+	int             page;
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+	memset(prlo, 0, (num_pages * 16) + 4);
+	prlo->command = FC_ELS_PRLO;
+	prlo->page_len = 0x10;
+	prlo->payload_len = bfa_os_htons((num_pages * 16) + 4);
+
+	for (page = 0; page < num_pages; page++) {
+		prlo->prlo_params[page].type = FC_TYPE_FCP;
+		prlo->prlo_params[page].opa_valid = 0;
+		prlo->prlo_params[page].rpa_valid = 0;
+		prlo->prlo_params[page].orig_process_assc = 0;
+		prlo->prlo_params[page].resp_process_assc = 0;
+	}
+
+	return (bfa_os_ntohs(prlo->payload_len));
+}
+
+u16
+fc_prlo_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_prlo_acc_s  *prlo = (struct fc_prlo_acc_s *) (fchs + 1);
+	int             num_pages = 0;
+	int             page = 0;
+
+	len = len;
+
+	if (prlo->command != FC_ELS_ACC)
+		return (FC_PARSE_FAILURE);
+
+	num_pages = ((bfa_os_ntohs(prlo->payload_len)) - 4) / 16;
+
+	for (page = 0; page < num_pages; page++) {
+		if (prlo->prlo_acc_params[page].type != FC_TYPE_FCP)
+			return FC_PARSE_FAILURE;
+
+		if (prlo->prlo_acc_params[page].opa_valid != 0)
+			return FC_PARSE_FAILURE;
+
+		if (prlo->prlo_acc_params[page].rpa_valid != 0)
+			return FC_PARSE_FAILURE;
+
+		if (prlo->prlo_acc_params[page].orig_process_assc != 0)
+			return FC_PARSE_FAILURE;
+
+		if (prlo->prlo_acc_params[page].resp_process_assc != 0)
+			return FC_PARSE_FAILURE;
+	}
+	return (FC_PARSE_OK);
+
+}
+
+u16
+fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, int num_pages,
+			enum fc_tprlo_type tprlo_type, u32 tpr_id)
+{
+	struct fc_tprlo_s     *tprlo = (struct fc_tprlo_s *) (fchs + 1);
+	int             page;
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+	memset(tprlo, 0, (num_pages * 16) + 4);
+	tprlo->command = FC_ELS_TPRLO;
+	tprlo->page_len = 0x10;
+	tprlo->payload_len = bfa_os_htons((num_pages * 16) + 4);
+
+	for (page = 0; page < num_pages; page++) {
+		tprlo->tprlo_params[page].type = FC_TYPE_FCP;
+		tprlo->tprlo_params[page].opa_valid = 0;
+		tprlo->tprlo_params[page].rpa_valid = 0;
+		tprlo->tprlo_params[page].orig_process_assc = 0;
+		tprlo->tprlo_params[page].resp_process_assc = 0;
+		if (tprlo_type == FC_GLOBAL_LOGO) {
+			tprlo->tprlo_params[page].global_process_logout = 1;
+		} else if (tprlo_type == FC_TPR_LOGO) {
+			tprlo->tprlo_params[page].tpo_nport_valid = 1;
+			tprlo->tprlo_params[page].tpo_nport_id = (tpr_id);
+		}
+	}
+
+	return (bfa_os_ntohs(tprlo->payload_len));
+}
+
+u16
+fc_tprlo_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_tprlo_acc_s *tprlo = (struct fc_tprlo_acc_s *) (fchs + 1);
+	int             num_pages = 0;
+	int             page = 0;
+
+	len = len;
+
+	if (tprlo->command != FC_ELS_ACC)
+		return (FC_PARSE_ACC_INVAL);
+
+	num_pages = (bfa_os_ntohs(tprlo->payload_len) - 4) / 16;
+
+	for (page = 0; page < num_pages; page++) {
+		if (tprlo->tprlo_acc_params[page].type != FC_TYPE_FCP)
+			return (FC_PARSE_NOT_FCP);
+		if (tprlo->tprlo_acc_params[page].opa_valid != 0)
+			return (FC_PARSE_OPAFLAG_INVAL);
+		if (tprlo->tprlo_acc_params[page].rpa_valid != 0)
+			return (FC_PARSE_RPAFLAG_INVAL);
+		if (tprlo->tprlo_acc_params[page].orig_process_assc != 0)
+			return (FC_PARSE_OPA_INVAL);
+		if (tprlo->tprlo_acc_params[page].resp_process_assc != 0)
+			return (FC_PARSE_RPA_INVAL);
+	}
+	return (FC_PARSE_OK);
+}
+
+enum fc_parse_status
+fc_rrq_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	len = len;
+	if (els_cmd->els_code != FC_ELS_ACC)
+		return FC_PARSE_FAILURE;
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, u32 reason_code,
+			u32 reason_expl)
+{
+	struct fc_ba_rjt_s    *ba_rjt = (struct fc_ba_rjt_s *) (fchs + 1);
+
+	fc_bls_rsp_build(fchs, d_id, s_id, ox_id);
+
+	fchs->cat_info = FC_CAT_BA_RJT;
+	ba_rjt->reason_code = reason_code;
+	ba_rjt->reason_expl = reason_expl;
+	return (sizeof(struct fc_ba_rjt_s));
+}
+
+static void
+fc_gs_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code)
+{
+	bfa_os_memset(cthdr, 0, sizeof(struct ct_hdr_s));
+	cthdr->rev_id = CT_GS3_REVISION;
+	cthdr->gs_type = CT_GSTYPE_DIRSERVICE;
+	cthdr->gs_sub_type = CT_GSSUBTYPE_NAMESERVER;
+	cthdr->cmd_rsp_code = bfa_os_htons(cmd_code);
+}
+
+static void
+fc_gs_fdmi_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code)
+{
+	bfa_os_memset(cthdr, 0, sizeof(struct ct_hdr_s));
+	cthdr->rev_id = CT_GS3_REVISION;
+	cthdr->gs_type = CT_GSTYPE_MGMTSERVICE;
+	cthdr->gs_sub_type = CT_GSSUBTYPE_HBA_MGMTSERVER;
+	cthdr->cmd_rsp_code = bfa_os_htons(cmd_code);
+}
+
+static void
+fc_gs_ms_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code,
+					 u8 sub_type)
+{
+	bfa_os_memset(cthdr, 0, sizeof(struct ct_hdr_s));
+	cthdr->rev_id = CT_GS3_REVISION;
+	cthdr->gs_type = CT_GSTYPE_MGMTSERVICE;
+	cthdr->gs_sub_type = sub_type;
+	cthdr->cmd_rsp_code = bfa_os_htons(cmd_code);
+}
+
+u16
+fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       wwn_t port_name)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_gidpn_req_s *gidpn =
+			(struct fcgs_gidpn_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_GID_PN);
+
+	bfa_os_memset(gidpn, 0, sizeof(struct fcgs_gidpn_req_s));
+	gidpn->port_name = port_name;
+	return (sizeof(struct fcgs_gidpn_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_gpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       u32 port_id)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	fcgs_gpnid_req_t *gpnid = (fcgs_gpnid_req_t *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_GPN_ID);
+
+	bfa_os_memset(gpnid, 0, sizeof(fcgs_gpnid_req_t));
+	gpnid->dap = port_id;
+	return (sizeof(fcgs_gpnid_req_t) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       u32 port_id)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	fcgs_gnnid_req_t *gnnid = (fcgs_gnnid_req_t *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_GNN_ID);
+
+	bfa_os_memset(gnnid, 0, sizeof(fcgs_gnnid_req_t));
+	gnnid->dap = port_id;
+	return (sizeof(fcgs_gnnid_req_t) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_ct_rsp_parse(struct ct_hdr_s *cthdr)
+{
+	if (bfa_os_ntohs(cthdr->cmd_rsp_code) != CT_RSP_ACCEPT) {
+		if (cthdr->reason_code == CT_RSN_LOGICAL_BUSY)
+			return FC_PARSE_BUSY;
+		else
+			return FC_PARSE_FAILURE;
+	}
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr, u8 set_br_reg,
+			u32 s_id, u16 ox_id)
+{
+	u32        d_id = bfa_os_hton3b(FC_FABRIC_CONTROLLER);
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	bfa_os_memset(scr, 0, sizeof(struct fc_scr_s));
+	scr->command = FC_ELS_SCR;
+	scr->reg_func = FC_SCR_REG_FUNC_FULL;
+	if (set_br_reg)
+		scr->vu_reg_func = FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE;
+
+	return (sizeof(struct fc_scr_s));
+}
+
+u16
+fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, u32 s_id,
+			u16 ox_id)
+{
+	u32        d_id = bfa_os_hton3b(FC_FABRIC_CONTROLLER);
+	u16        payldlen;
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+	rscn->command = FC_ELS_RSCN;
+	rscn->pagelen = sizeof(rscn->event[0]);
+
+	payldlen = sizeof(u32) + rscn->pagelen;
+	rscn->payldlen = bfa_os_htons(payldlen);
+
+	rscn->event[0].format = FC_RSCN_FORMAT_PORTID;
+	rscn->event[0].portid = s_id;
+
+	return (sizeof(struct fc_rscn_pl_s));
+}
+
+u16
+fc_rftid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       enum bfa_port_role roles)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rftid_req_s *rftid =
+			(struct fcgs_rftid_req_s *) (cthdr + 1);
+	u32        type_value, d_id = bfa_os_hton3b(FC_NAME_SERVER);
+	u8         index;
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RFT_ID);
+
+	bfa_os_memset(rftid, 0, sizeof(struct fcgs_rftid_req_s));
+
+	rftid->dap = s_id;
+
+	/* By default, FCP FC4 Type is registered */
+	index = FC_TYPE_FCP >> 5;
+	type_value = 1 << (FC_TYPE_FCP % 32);
+	rftid->fc4_type[index] = bfa_os_htonl(type_value);
+
+	if (roles & BFA_PORT_ROLE_FCP_IPFC) {
+		index = FC_TYPE_IP >> 5;
+		type_value = 1 << (FC_TYPE_IP % 32);
+		rftid->fc4_type[index] |= bfa_os_htonl(type_value);
+	}
+
+	return (sizeof(struct fcgs_rftid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, u8 *fc4_bitmap,
+			u32 bitmap_size)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rftid_req_s *rftid =
+			(struct fcgs_rftid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RFT_ID);
+
+	bfa_os_memset(rftid, 0, sizeof(struct fcgs_rftid_req_s));
+
+	rftid->dap = s_id;
+	bfa_os_memcpy((void *)rftid->fc4_type, (void *)fc4_bitmap,
+			(bitmap_size < 32 ? bitmap_size : 32));
+
+	return (sizeof(struct fcgs_rftid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       u8 fc4_type, u8 fc4_ftrs)
+{
+	struct ct_hdr_s         *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rffid_req_s *rffid =
+			(struct fcgs_rffid_req_s *) (cthdr + 1);
+	u32         d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RFF_ID);
+
+	bfa_os_memset(rffid, 0, sizeof(struct fcgs_rffid_req_s));
+
+	rffid->dap 		 	= s_id;
+	rffid->fc4ftr_bits  = fc4_ftrs;
+	rffid->fc4_type		= fc4_type;
+
+	return (sizeof(struct fcgs_rffid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rspnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+		u8 *name)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rspnid_req_s *rspnid =
+			(struct fcgs_rspnid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RSPN_ID);
+
+	bfa_os_memset(rspnid, 0, sizeof(struct fcgs_rspnid_req_s));
+
+	rspnid->dap = s_id;
+	rspnid->spn_len = (u8) strlen((char *)name);
+	strncpy((char *)rspnid->spn, (char *)name, rspnid->spn_len);
+
+	return (sizeof(struct fcgs_rspnid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_gid_ft_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u8 fc4_type)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_gidft_req_s *gidft =
+			(struct fcgs_gidft_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+
+	fc_gs_cthdr_build(cthdr, s_id, GS_GID_FT);
+
+	bfa_os_memset(gidft, 0, sizeof(struct fcgs_gidft_req_s));
+	gidft->fc4_type = fc4_type;
+	gidft->domain_id = 0;
+	gidft->area_id = 0;
+
+	return (sizeof(struct fcgs_gidft_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+	       wwn_t port_name)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rpnid_req_s *rpnid =
+			(struct fcgs_rpnid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RPN_ID);
+
+	bfa_os_memset(rpnid, 0, sizeof(struct fcgs_rpnid_req_s));
+	rpnid->port_id = port_id;
+	rpnid->port_name = port_name;
+
+	return (sizeof(struct fcgs_rpnid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+	       wwn_t node_name)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rnnid_req_s *rnnid =
+			(struct fcgs_rnnid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RNN_ID);
+
+	bfa_os_memset(rnnid, 0, sizeof(struct fcgs_rnnid_req_s));
+	rnnid->port_id = port_id;
+	rnnid->node_name = node_name;
+
+	return (sizeof(struct fcgs_rnnid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+	       u32 cos)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rcsid_req_s *rcsid =
+			(struct fcgs_rcsid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RCS_ID);
+
+	bfa_os_memset(rcsid, 0, sizeof(struct fcgs_rcsid_req_s));
+	rcsid->port_id = port_id;
+	rcsid->cos = cos;
+
+	return (sizeof(struct fcgs_rcsid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+	       u8 port_type)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rptid_req_s *rptid =
+			(struct fcgs_rptid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RPT_ID);
+
+	bfa_os_memset(rptid, 0, sizeof(struct fcgs_rptid_req_s));
+	rptid->port_id = port_id;
+	rptid->port_type = port_type;
+
+	return (sizeof(struct fcgs_rptid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_ganxt_req_s *ganxt =
+			(struct fcgs_ganxt_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_GA_NXT);
+
+	bfa_os_memset(ganxt, 0, sizeof(struct fcgs_ganxt_req_s));
+	ganxt->port_id = port_id;
+
+	return (sizeof(struct ct_hdr_s) + sizeof(struct fcgs_ganxt_req_s));
+}
+
+/*
+ * Builds fc hdr and ct hdr for FDMI requests.
+ */
+u16
+fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+		     u16 cmd_code)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	u32        d_id = bfa_os_hton3b(FC_MGMT_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_fdmi_cthdr_build(cthdr, s_id, cmd_code);
+
+	return (sizeof(struct ct_hdr_s));
+}
+
+/*
+ * Given a FC4 Type, this function returns a fc4 type bitmask
+ */
+void
+fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask)
+{
+	u8         index;
+	u32       *ptr = (u32 *) bit_mask;
+	u32        type_value;
+
+	/*
+	 * @todo : Check for bitmask size
+	 */
+
+	index = fc4_type >> 5;
+	type_value = 1 << (fc4_type % 32);
+	ptr[index] = bfa_os_htonl(type_value);
+
+}
+
+/*
+ * GMAL Request
+ */
+u16
+fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	fcgs_gmal_req_t *gmal = (fcgs_gmal_req_t *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_MGMT_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_ms_cthdr_build(cthdr, s_id, GS_FC_GMAL_CMD,
+			CT_GSSUBTYPE_CFGSERVER);
+
+	bfa_os_memset(gmal, 0, sizeof(fcgs_gmal_req_t));
+	gmal->wwn = wwn;
+
+	return (sizeof(struct ct_hdr_s) + sizeof(fcgs_gmal_req_t));
+}
+
+/*
+ * GFN (Get Fabric Name) Request
+ */
+u16
+fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	fcgs_gfn_req_t *gfn = (fcgs_gfn_req_t *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_MGMT_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_ms_cthdr_build(cthdr, s_id, GS_FC_GFN_CMD,
+			CT_GSSUBTYPE_CFGSERVER);
+
+	bfa_os_memset(gfn, 0, sizeof(fcgs_gfn_req_t));
+	gfn->wwn = wwn;
+
+	return (sizeof(struct ct_hdr_s) + sizeof(fcgs_gfn_req_t));
+}

drivers/scsi/bfa/fcbuild.h

@@ -0,0 +1,273 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+/*
+ * fcbuild.h - FC link service frame building and parsing routines
+ */
+
+#ifndef __FCBUILD_H__
+#define __FCBUILD_H__
+
+#include <bfa_os_inc.h>
+#include <protocol/fc.h>
+#include <protocol/fcp.h>
+#include <protocol/ct.h>
+#include <defs/bfa_defs_port.h>
+#include <defs/bfa_defs_pport.h>
+
+/*
+ * Utility Macros/functions
+ */
+
+#define fcif_sof_set(_ifhdr, _sof)	(_ifhdr)->sof = FC_ ## _sof
+#define fcif_eof_set(_ifhdr, _eof)	(_ifhdr)->eof = FC_ ## _eof
+
+#define wwn_is_equal(_wwn1, _wwn2)		\
+	(memcmp(&(_wwn1), &(_wwn2), sizeof(wwn_t)) == 0)
+
+#define fc_roundup(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1))
+
+/*
+ * Given the fc response length, this routine will return
+ * the length of the actual payload bytes following the CT header.
+ *
+ * Assumes the input response length does not include the crc, eof, etc.
+ */
+static inline   u32
+fc_get_ctresp_pyld_len(u32 resp_len)
+{
+	return (resp_len - sizeof(struct ct_hdr_s));
+}
+
+/*
+ * Convert bfa speed to rpsc speed value.
+ */
+static inline enum bfa_pport_speed
+fc_rpsc_operspeed_to_bfa_speed(enum fc_rpsc_op_speed_s speed)
+{
+	switch (speed) {
+
+	case RPSC_OP_SPEED_1G:
+		return BFA_PPORT_SPEED_1GBPS;
+
+	case RPSC_OP_SPEED_2G:
+		return BFA_PPORT_SPEED_2GBPS;
+
+	case RPSC_OP_SPEED_4G:
+		return BFA_PPORT_SPEED_4GBPS;
+
+	case RPSC_OP_SPEED_8G:
+		return BFA_PPORT_SPEED_8GBPS;
+
+	default:
+		return BFA_PPORT_SPEED_UNKNOWN;
+	}
+}
+
+/*
+ * Convert RPSC speed to bfa speed value.
+ */
+static inline   enum fc_rpsc_op_speed_s
+fc_bfa_speed_to_rpsc_operspeed(enum bfa_pport_speed op_speed)
+{
+	switch (op_speed) {
+
+	case BFA_PPORT_SPEED_1GBPS:
+		return RPSC_OP_SPEED_1G;
+
+	case BFA_PPORT_SPEED_2GBPS:
+		return RPSC_OP_SPEED_2G;
+
+	case BFA_PPORT_SPEED_4GBPS:
+		return RPSC_OP_SPEED_4G;
+
+	case BFA_PPORT_SPEED_8GBPS:
+		return RPSC_OP_SPEED_8G;
+
+	default:
+		return RPSC_OP_SPEED_NOT_EST;
+	}
+}
+enum fc_parse_status {
+	FC_PARSE_OK = 0,
+	FC_PARSE_FAILURE = 1,
+	FC_PARSE_BUSY = 2,
+	FC_PARSE_LEN_INVAL,
+	FC_PARSE_ACC_INVAL,
+	FC_PARSE_PWWN_NOT_EQUAL,
+	FC_PARSE_NWWN_NOT_EQUAL,
+	FC_PARSE_RXSZ_INVAL,
+	FC_PARSE_NOT_FCP,
+	FC_PARSE_OPAFLAG_INVAL,
+	FC_PARSE_RPAFLAG_INVAL,
+	FC_PARSE_OPA_INVAL,
+	FC_PARSE_RPA_INVAL,
+
+};
+
+struct fc_templates_s {
+	struct fchs_s          fc_els_req;
+	struct fchs_s          fc_bls_req;
+	struct fc_logi_s      plogi;
+	struct fc_rrq_s        rrq;
+};
+
+void fcbuild_init(void);
+
+u16 fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
+			u32 s_id, u16 ox_id, wwn_t port_name,
+			wwn_t node_name, u16 pdu_size, u8 set_npiv,
+			u8 set_auth, u16 local_bb_credits);
+u16 fc_fdisc_build(struct fchs_s *buf, struct fc_logi_s *flogi,
+			u32 s_id, u16 ox_id, wwn_t port_name,
+			wwn_t node_name, u16 pdu_size);
+u16 fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
+			u32 s_id, u16 ox_id, wwn_t port_name,
+			wwn_t node_name, u16 pdu_size,
+			u16 local_bb_credits);
+u16 fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id, wwn_t port_name,
+			wwn_t node_name, u16 pdu_size);
+enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs);
+u16 fc_abts_build(struct fchs_s *buf, u32 d_id, u32 s_id,
+			u16 ox_id);
+enum fc_parse_status fc_abts_rsp_parse(struct fchs_s *buf, int len);
+u16 fc_rrq_build(struct fchs_s *buf, struct fc_rrq_s *rrq, u32 d_id,
+			u32 s_id, u16 ox_id, u16 rrq_oxid);
+enum fc_parse_status fc_rrq_rsp_parse(struct fchs_s *buf, int len);
+u16 fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
+			u16 ox_id, u8 *name);
+u16 fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id,
+			u16 ox_id, enum bfa_port_role role);
+u16 fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, u8 *fc4_bitmap,
+			u32 bitmap_size);
+u16 fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, u8 fc4_type, u8 fc4_ftrs);
+u16 fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, wwn_t port_name);
+u16 fc_gpnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
+			u16 ox_id, u32 port_id);
+u16 fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr,
+			u8 set_br_reg, u32 s_id, u16 ox_id);
+u16 fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id,
+			wwn_t port_name, wwn_t node_name, u16 pdu_size);
+
+u16 fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			wwn_t port_name, wwn_t node_name);
+enum fc_parse_status fc_adisc_parse(struct fchs_s *fchs, void *pld,
+			u32 host_dap,
+			wwn_t node_name, wwn_t port_name);
+enum fc_parse_status fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len,
+			wwn_t port_name, wwn_t node_name);
+u16 fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			wwn_t port_name, wwn_t node_name);
+u16 fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u8 reason_code, u8 reason_code_expl);
+u16 fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd,
+			u32 d_id, u32 s_id, u16 ox_id);
+u16 fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id);
+enum fc_parse_status fc_prli_rsp_parse(struct fc_prli_s *prli, int len);
+
+u16 fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id,
+			enum bfa_port_role role);
+u16 fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u32 data_format);
+u16 fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u32 data_format,
+			struct fc_rnid_common_id_data_s *common_id_data,
+			struct fc_rnid_general_topology_data_s *
+			gen_topo_data);
+u16 fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rps2c,
+			u32 d_id, u32 s_id,
+			u32 *pid_list, u16 npids);
+u16 fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc,
+			u32 d_id, u32 s_id, u16 ox_id);
+u16 fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			struct fc_rpsc_speed_info_s *oper_speed);
+u16 fc_gid_ft_build(struct fchs_s *fchs, void *pld, u32 s_id,
+			u8 fc4_type);
+u16 fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id, wwn_t port_name);
+u16 fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id, wwn_t node_name);
+u16 fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id, u32 cos);
+u16 fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id, u8 port_type);
+u16 fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id);
+u16 fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo,
+			u32 d_id, u32 s_id, u16 ox_id,
+			wwn_t port_name);
+u16 fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id);
+u16 fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 cmd_code);
+u16 fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			wwn_t wwn);
+u16 fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			wwn_t wwn);
+void fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask);
+void fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id);
+enum fc_parse_status fc_els_rsp_parse(struct fchs_s *fchs, int len);
+enum fc_parse_status fc_plogi_rsp_parse(struct fchs_s *fchs, int len,
+			 wwn_t port_name);
+enum fc_parse_status fc_prli_parse(struct fc_prli_s *prli);
+enum fc_parse_status fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name,
+			wwn_t port_name);
+u16 fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u16 rx_id);
+int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code);
+u16 fc_tprlo_acc_build(struct fchs_s *fchs,
+			struct fc_tprlo_acc_s *tprlo_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			int num_pages);
+u16 fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			int num_pages);
+u16 fc_logo_rsp_parse(struct fchs_s *fchs, int len);
+u16 fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, wwn_t port_name, wwn_t node_name,
+			u16 pdu_size);
+u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name);
+u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, int num_pages);
+u16 fc_prlo_rsp_parse(struct fchs_s *fchs, int len);
+u16 fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, int num_pages,
+			enum fc_tprlo_type tprlo_type, u32 tpr_id);
+u16 fc_tprlo_rsp_parse(struct fchs_s *fchs, int len);
+u16 fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, u32 reason_code,
+			u32 reason_expl);
+u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, u32 port_id);
+u16 fc_ct_rsp_parse(struct ct_hdr_s *cthdr);
+u16 fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn,
+			u32 s_id, u16 ox_id);
+#endif

drivers/scsi/bfa/fcpim.c

@@ -0,0 +1,844 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcpim.c - FCP initiator mode i-t nexus state machine
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_fcpim.h"
+#include "fcs_rport.h"
+#include "fcs_lport.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "fcs.h"
+#include <fcs/bfa_fcs_fcpim.h>
+#include <fcb/bfa_fcb_fcpim.h>
+#include <aen/bfa_aen_itnim.h>
+
+BFA_TRC_FILE(FCS, FCPIM);
+
+/*
+ * forward declarations
+ */
+static void     bfa_fcs_itnim_timeout(void *arg);
+static void     bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim);
+static void     bfa_fcs_itnim_send_prli(void *itnim_cbarg,
+					struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_itnim_prli_response(void *fcsarg,
+					    struct bfa_fcxp_s *fcxp,
+					    void *cbarg,
+					    bfa_status_t req_status,
+					    u32 rsp_len,
+					    u32 resid_len,
+					    struct fchs_s *rsp_fchs);
+static void     bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim,
+				       enum bfa_itnim_aen_event event);
+
+/**
+ *  fcs_itnim_sm FCS itnim state machine events
+ */
+
+enum bfa_fcs_itnim_event {
+	BFA_FCS_ITNIM_SM_ONLINE = 1,	/*  rport online event */
+	BFA_FCS_ITNIM_SM_OFFLINE = 2,	/*  rport offline */
+	BFA_FCS_ITNIM_SM_FRMSENT = 3,	/*  prli frame is sent */
+	BFA_FCS_ITNIM_SM_RSP_OK = 4,	/*  good response */
+	BFA_FCS_ITNIM_SM_RSP_ERROR = 5,	/*  error response */
+	BFA_FCS_ITNIM_SM_TIMEOUT = 6,	/*  delay timeout */
+	BFA_FCS_ITNIM_SM_HCB_OFFLINE = 7,	/*  BFA online callback */
+	BFA_FCS_ITNIM_SM_HCB_ONLINE = 8,	/*  BFA offline callback */
+	BFA_FCS_ITNIM_SM_INITIATOR = 9,	/*  rport is initiator */
+	BFA_FCS_ITNIM_SM_DELETE = 10,	/*  delete event from rport */
+	BFA_FCS_ITNIM_SM_PRLO = 11,	/*  delete event from rport */
+};
+
+static void     bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim,
+					 enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim,
+					   enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim,
+				      enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim,
+					    enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim,
+					    enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim,
+					enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim,
+					     enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim,
+					   enum bfa_fcs_itnim_event event);
+
+static struct bfa_sm_table_s itnim_sm_table[] = {
+	{BFA_SM(bfa_fcs_itnim_sm_offline), BFA_ITNIM_OFFLINE},
+	{BFA_SM(bfa_fcs_itnim_sm_prli_send), BFA_ITNIM_PRLI_SEND},
+	{BFA_SM(bfa_fcs_itnim_sm_prli), BFA_ITNIM_PRLI_SENT},
+	{BFA_SM(bfa_fcs_itnim_sm_prli_retry), BFA_ITNIM_PRLI_RETRY},
+	{BFA_SM(bfa_fcs_itnim_sm_hcb_online), BFA_ITNIM_HCB_ONLINE},
+	{BFA_SM(bfa_fcs_itnim_sm_online), BFA_ITNIM_ONLINE},
+	{BFA_SM(bfa_fcs_itnim_sm_hcb_offline), BFA_ITNIM_HCB_OFFLINE},
+	{BFA_SM(bfa_fcs_itnim_sm_initiator), BFA_ITNIM_INITIATIOR},
+};
+
+/**
+ *  fcs_itnim_sm FCS itnim state machine
+ */
+
+static void
+bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim,
+			 enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_ONLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
+		bfa_fcs_itnim_send_prli(itnim, NULL);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+
+}
+
+static void
+bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim,
+			   enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_FRMSENT:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli);
+		break;
+
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+		bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim,
+		      enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_RSP_OK:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_online);
+		bfa_itnim_online(itnim->bfa_itnim, itnim->seq_rec);
+		break;
+
+	case BFA_FCS_ITNIM_SM_RSP_ERROR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_retry);
+		bfa_timer_start(itnim->fcs->bfa, &itnim->timer,
+				bfa_fcs_itnim_timeout, itnim,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcxp_discard(itnim->fcxp);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+		/*
+		 * dont discard fcxp. accept will reach same state
+		 */
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcxp_discard(itnim->fcxp);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim,
+			    enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_TIMEOUT:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
+		bfa_fcs_itnim_send_prli(itnim, NULL);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_timer_stop(&itnim->timer);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+		bfa_timer_stop(&itnim->timer);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_timer_stop(&itnim->timer);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim,
+			    enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_HCB_ONLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_online);
+		bfa_fcb_itnim_online(itnim->itnim_drv);
+		bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_ONLINE);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_itnim_offline(itnim->bfa_itnim);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim,
+			enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_offline);
+		bfa_fcb_itnim_offline(itnim->itnim_drv);
+		bfa_itnim_offline(itnim->bfa_itnim);
+		if (bfa_fcs_port_is_online(itnim->rport->port) == BFA_TRUE) {
+			bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_DISCONNECT);
+		} else {
+			bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_OFFLINE);
+		}
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim,
+			     enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_HCB_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/*
+ * This state is set when a discovered rport is also in intiator mode.
+ * This ITN is marked as no_op and is not active and will not be truned into
+ * online state.
+ */
+static void
+bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim,
+			   enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_RSP_ERROR:
+	case BFA_FCS_ITNIM_SM_ONLINE:
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  itnim_private FCS ITNIM private interfaces
+ */
+
+static void
+bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim,
+		       enum bfa_itnim_aen_event event)
+{
+	struct bfa_fcs_rport_s *rport = itnim->rport;
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = rport->fcs->logm;
+	wwn_t           lpwwn = bfa_fcs_port_get_pwwn(rport->port);
+	wwn_t           rpwwn = rport->pwwn;
+	char            lpwwn_ptr[BFA_STRING_32];
+	char            rpwwn_ptr[BFA_STRING_32];
+
+	/*
+	 * Don't post events for well known addresses
+	 */
+	if (BFA_FCS_PID_IS_WKA(rport->pid))
+		return;
+
+	wwn2str(lpwwn_ptr, lpwwn);
+	wwn2str(rpwwn_ptr, rpwwn);
+
+	switch (event) {
+	case BFA_ITNIM_AEN_ONLINE:
+		bfa_log(logmod, BFA_AEN_ITNIM_ONLINE, rpwwn_ptr, lpwwn_ptr);
+		break;
+	case BFA_ITNIM_AEN_OFFLINE:
+		bfa_log(logmod, BFA_AEN_ITNIM_OFFLINE, rpwwn_ptr, lpwwn_ptr);
+		break;
+	case BFA_ITNIM_AEN_DISCONNECT:
+		bfa_log(logmod, BFA_AEN_ITNIM_DISCONNECT, rpwwn_ptr, lpwwn_ptr);
+		break;
+	default:
+		break;
+	}
+
+	aen_data.itnim.vf_id = rport->port->fabric->vf_id;
+	aen_data.itnim.ppwwn =
+		bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(itnim->fcs));
+	aen_data.itnim.lpwwn = lpwwn;
+	aen_data.itnim.rpwwn = rpwwn;
+}
+
+static void
+bfa_fcs_itnim_send_prli(void *itnim_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_itnim_s *itnim = itnim_cbarg;
+	struct bfa_fcs_rport_s *rport = itnim->rport;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	int             len;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		itnim->stats.fcxp_alloc_wait++;
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &itnim->fcxp_wqe,
+				    bfa_fcs_itnim_send_prli, itnim);
+		return;
+	}
+	itnim->fcxp = fcxp;
+
+	len = fc_prli_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), itnim->rport->pid,
+			    bfa_fcs_port_get_fcid(port), 0);
+
+	bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, port->lp_tag,
+		      BFA_FALSE, FC_CLASS_3, len, &fchs,
+		      bfa_fcs_itnim_prli_response, (void *)itnim, FC_MAX_PDUSZ,
+		      FC_RA_TOV);
+
+	itnim->stats.prli_sent++;
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_FRMSENT);
+}
+
+static void
+bfa_fcs_itnim_prli_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+			    bfa_status_t req_status, u32 rsp_len,
+			    u32 resid_len, struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cbarg;
+	struct fc_els_cmd_s   *els_cmd;
+	struct fc_prli_s      *prli_resp;
+	struct fc_ls_rjt_s    *ls_rjt;
+	struct fc_prli_params_s *sparams;
+
+	bfa_trc(itnim->fcs, req_status);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		itnim->stats.prli_rsp_err++;
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_ERROR);
+		return;
+	}
+
+	els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+	if (els_cmd->els_code == FC_ELS_ACC) {
+		prli_resp = (struct fc_prli_s *) els_cmd;
+
+		if (fc_prli_rsp_parse(prli_resp, rsp_len) != FC_PARSE_OK) {
+			bfa_trc(itnim->fcs, rsp_len);
+			/*
+			 * Check if this  r-port is also in Initiator mode.
+			 * If so, we need to set this ITN as a no-op.
+			 */
+			if (prli_resp->parampage.servparams.initiator) {
+				bfa_trc(itnim->fcs, prli_resp->parampage.type);
+				itnim->rport->scsi_function =
+					BFA_RPORT_INITIATOR;
+				itnim->stats.prli_rsp_acc++;
+				bfa_sm_send_event(itnim,
+						  BFA_FCS_ITNIM_SM_INITIATOR);
+				return;
+			}
+
+			itnim->stats.prli_rsp_parse_err++;
+			return;
+		}
+		itnim->rport->scsi_function = BFA_RPORT_TARGET;
+
+		sparams = &prli_resp->parampage.servparams;
+		itnim->seq_rec = sparams->retry;
+		itnim->rec_support = sparams->rec_support;
+		itnim->task_retry_id = sparams->task_retry_id;
+		itnim->conf_comp = sparams->confirm;
+
+		itnim->stats.prli_rsp_acc++;
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_OK);
+	} else {
+		ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+		bfa_trc(itnim->fcs, ls_rjt->reason_code);
+		bfa_trc(itnim->fcs, ls_rjt->reason_code_expl);
+
+		itnim->stats.prli_rsp_rjt++;
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_ERROR);
+	}
+}
+
+static void
+bfa_fcs_itnim_timeout(void *arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)arg;
+
+	itnim->stats.timeout++;
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_TIMEOUT);
+}
+
+static void
+bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim)
+{
+	bfa_itnim_delete(itnim->bfa_itnim);
+	bfa_fcb_itnim_free(itnim->fcs->bfad, itnim->itnim_drv);
+}
+
+
+
+/**
+ *  itnim_public FCS ITNIM public interfaces
+ */
+
+/**
+ * 	Called by rport when a new rport is created.
+ *
+ * @param[in] rport	-  remote port.
+ */
+struct bfa_fcs_itnim_s *
+bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport)
+{
+	struct bfa_fcs_port_s *port = rport->port;
+	struct bfa_fcs_itnim_s *itnim;
+	struct bfad_itnim_s *itnim_drv;
+	struct bfa_itnim_s *bfa_itnim;
+
+	/*
+	 * call bfad to allocate the itnim
+	 */
+	bfa_fcb_itnim_alloc(port->fcs->bfad, &itnim, &itnim_drv);
+	if (itnim == NULL) {
+		bfa_trc(port->fcs, rport->pwwn);
+		return NULL;
+	}
+
+	/*
+	 * Initialize itnim
+	 */
+	itnim->rport = rport;
+	itnim->fcs = rport->fcs;
+	itnim->itnim_drv = itnim_drv;
+
+	/*
+	 * call BFA to create the itnim
+	 */
+	bfa_itnim = bfa_itnim_create(port->fcs->bfa, rport->bfa_rport, itnim);
+
+	if (bfa_itnim == NULL) {
+		bfa_trc(port->fcs, rport->pwwn);
+		bfa_fcb_itnim_free(port->fcs->bfad, itnim_drv);
+		bfa_assert(0);
+		return NULL;
+	}
+
+	itnim->bfa_itnim = bfa_itnim;
+	itnim->seq_rec = BFA_FALSE;
+	itnim->rec_support = BFA_FALSE;
+	itnim->conf_comp = BFA_FALSE;
+	itnim->task_retry_id = BFA_FALSE;
+
+	/*
+	 * Set State machine
+	 */
+	bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+
+	return itnim;
+}
+
+/**
+ * 	Called by rport to delete  the instance of FCPIM.
+ *
+ * @param[in] rport	-  remote port.
+ */
+void
+bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pid);
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_DELETE);
+}
+
+/**
+ * Notification from rport that PLOGI is complete to initiate FC-4 session.
+ */
+void
+bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim)
+{
+	itnim->stats.onlines++;
+
+	if (!BFA_FCS_PID_IS_WKA(itnim->rport->pid)) {
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_ONLINE);
+	} else {
+		/*
+		 * For well known addresses, we set the itnim to initiator
+		 * state
+		 */
+		itnim->stats.initiator++;
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_INITIATOR);
+	}
+}
+
+/**
+ * Called by rport to handle a remote device offline.
+ */
+void
+bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim)
+{
+	itnim->stats.offlines++;
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_OFFLINE);
+}
+
+/**
+ * Called by rport when remote port is known to be an initiator from
+ * PRLI received.
+ */
+void
+bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pid);
+	itnim->stats.initiator++;
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_INITIATOR);
+}
+
+/**
+ * Called by rport to check if the itnim is online.
+ */
+bfa_status_t
+bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pid);
+	switch (bfa_sm_to_state(itnim_sm_table, itnim->sm)) {
+	case BFA_ITNIM_ONLINE:
+	case BFA_ITNIM_INITIATIOR:
+		return BFA_STATUS_OK;
+
+	default:
+		return BFA_STATUS_NO_FCPIM_NEXUS;
+
+	}
+}
+
+/**
+ * BFA completion callback for bfa_itnim_online().
+ */
+void
+bfa_cb_itnim_online(void *cbarg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cbarg;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_ONLINE);
+}
+
+/**
+ * BFA completion callback for bfa_itnim_offline().
+ */
+void
+bfa_cb_itnim_offline(void *cb_arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_OFFLINE);
+}
+
+/**
+ * Mark the beginning of PATH TOV handling. IO completion callbacks
+ * are still pending.
+ */
+void
+bfa_cb_itnim_tov_begin(void *cb_arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_fcb_itnim_tov_begin(itnim->itnim_drv);
+}
+
+/**
+ * Mark the end of PATH TOV handling. All pending IOs are already cleaned up.
+ */
+void
+bfa_cb_itnim_tov(void *cb_arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_fcb_itnim_tov(itnim->itnim_drv);
+}
+
+/**
+ * 		BFA notification to FCS/driver for second level error recovery.
+ *
+ * Atleast one I/O request has timedout and target is unresponsive to
+ * repeated abort requests. Second level error recovery should be initiated
+ * by starting implicit logout and recovery procedures.
+ */
+void
+bfa_cb_itnim_sler(void *cb_arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
+
+	itnim->stats.sler++;
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_fcs_rport_logo_imp(itnim->rport);
+}
+
+struct bfa_fcs_itnim_s *
+bfa_fcs_itnim_lookup(struct bfa_fcs_port_s *port, wwn_t rpwwn)
+{
+	struct bfa_fcs_rport_s *rport;
+	rport = bfa_fcs_rport_lookup(port, rpwwn);
+
+	if (!rport)
+		return NULL;
+
+	bfa_assert(rport->itnim != NULL);
+	return (rport->itnim);
+}
+
+bfa_status_t
+bfa_fcs_itnim_attr_get(struct bfa_fcs_port_s *port, wwn_t rpwwn,
+		       struct bfa_itnim_attr_s *attr)
+{
+	struct bfa_fcs_itnim_s *itnim = NULL;
+
+	itnim = bfa_fcs_itnim_lookup(port, rpwwn);
+
+	if (itnim == NULL)
+		return BFA_STATUS_NO_FCPIM_NEXUS;
+
+	attr->state = bfa_sm_to_state(itnim_sm_table, itnim->sm);
+	attr->retry = itnim->seq_rec;
+	attr->rec_support = itnim->rec_support;
+	attr->conf_comp = itnim->conf_comp;
+	attr->task_retry_id = itnim->task_retry_id;
+
+	return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcs_itnim_stats_get(struct bfa_fcs_port_s *port, wwn_t rpwwn,
+			struct bfa_itnim_stats_s *stats)
+{
+	struct bfa_fcs_itnim_s *itnim = NULL;
+
+	bfa_assert(port != NULL);
+
+	itnim = bfa_fcs_itnim_lookup(port, rpwwn);
+
+	if (itnim == NULL)
+		return BFA_STATUS_NO_FCPIM_NEXUS;
+
+	bfa_os_memcpy(stats, &itnim->stats, sizeof(struct bfa_itnim_stats_s));
+
+	return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcs_itnim_stats_clear(struct bfa_fcs_port_s *port, wwn_t rpwwn)
+{
+	struct bfa_fcs_itnim_s *itnim = NULL;
+
+	bfa_assert(port != NULL);
+
+	itnim = bfa_fcs_itnim_lookup(port, rpwwn);
+
+	if (itnim == NULL)
+		return BFA_STATUS_NO_FCPIM_NEXUS;
+
+	bfa_os_memset(&itnim->stats, 0, sizeof(struct bfa_itnim_stats_s));
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs,
+		      u16 len)
+{
+	struct fc_els_cmd_s   *els_cmd;
+
+	bfa_trc(itnim->fcs, fchs->type);
+
+	if (fchs->type != FC_TYPE_ELS)
+		return;
+
+	els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	bfa_trc(itnim->fcs, els_cmd->els_code);
+
+	switch (els_cmd->els_code) {
+	case FC_ELS_PRLO:
+		/* bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_PRLO); */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+void
+bfa_fcs_itnim_pause(struct bfa_fcs_itnim_s *itnim)
+{
+}
+
+void
+bfa_fcs_itnim_resume(struct bfa_fcs_itnim_s *itnim)
+{
+}
+
+/**
+ *   Module initialization
+ */
+void
+bfa_fcs_fcpim_modinit(struct bfa_fcs_s *fcs)
+{
+}
+
+/**
+ *   Module cleanup
+ */
+void
+bfa_fcs_fcpim_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}
+
+

drivers/scsi/bfa/fcptm.c

@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ * This file contains dummy FCPTM routines to aid in Initiator Mode only
+ * compilation of OS driver.
+ *
+ */
+
+#include "bfa_os_inc.h"
+#include "fcs_rport.h"
+#include "fcs_fcptm.h"
+#include "fcs/bfa_fcs_rport.h"
+
+struct bfa_fcs_tin_s *
+bfa_fcs_tin_create(struct bfa_fcs_rport_s *rport)
+{
+	return NULL;
+}
+
+void
+bfa_fcs_tin_delete(struct bfa_fcs_tin_s *tin)
+{
+}
+
+void
+bfa_fcs_tin_rport_offline(struct bfa_fcs_tin_s *tin)
+{
+}
+
+void
+bfa_fcs_tin_rport_online(struct bfa_fcs_tin_s *tin)
+{
+}
+
+void
+bfa_fcs_tin_rx_prli(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, u16 len)
+{
+}
+
+void
+bfa_fcs_fcptm_uf_recv(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, u16 len)
+{
+}
+
+void
+bfa_fcs_tin_pause(struct bfa_fcs_tin_s *tin)
+{
+}
+
+void
+bfa_fcs_tin_resume(struct bfa_fcs_tin_s *tin)
+{
+}

drivers/scsi/bfa/fcs.h

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs.h FCS module functions
+ */
+
+
+#ifndef __FCS_H__
+#define __FCS_H__
+
+#define __fcs_min_cfg(__fcs)       (__fcs)->min_cfg
+
+void bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs);
+
+#endif /* __FCS_H__ */

drivers/scsi/bfa/fcs_auth.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_uf.h FCS unsolicited frame receive
+ */
+
+
+#ifndef __FCS_AUTH_H__
+#define __FCS_AUTH_H__
+
+#include <fcs/bfa_fcs.h>
+#include <fcs/bfa_fcs_vport.h>
+#include <fcs/bfa_fcs_lport.h>
+
+/*
+ * fcs friend functions: only between fcs modules
+ */
+void bfa_fcs_auth_uf_recv(struct bfa_fcs_fabric_s *fabric, int len);
+void bfa_fcs_auth_start(struct bfa_fcs_fabric_s *fabric);
+void bfa_fcs_auth_stop(struct bfa_fcs_fabric_s *fabric);
+
+#endif /* __FCS_UF_H__ */

drivers/scsi/bfa/fcs_fabric.h

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_lport.h FCS logical port interfaces
+ */
+
+#ifndef __FCS_FABRIC_H__
+#define __FCS_FABRIC_H__
+
+#include <fcs/bfa_fcs.h>
+#include <fcs/bfa_fcs_vport.h>
+#include <fcs/bfa_fcs_lport.h>
+
+/*
+* fcs friend functions: only between fcs modules
+ */
+void            bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs);
+void            bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs);
+void            bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs);
+void            bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric);
+void            bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric);
+void            bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric,
+					struct bfa_fcs_vport_s *vport);
+void            bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric,
+					struct bfa_fcs_vport_s *vport);
+int             bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric);
+struct bfa_fcs_vport_s *bfa_fcs_fabric_vport_lookup(
+			struct bfa_fcs_fabric_s *fabric, wwn_t pwwn);
+void            bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs);
+void            bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric,
+			struct fchs_s *fchs, u16 len);
+u16        bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric);
+bfa_boolean_t   bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric);
+enum bfa_pport_type bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric);
+void     	bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric);
+void bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric);
+
+bfa_status_t bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf,
+			struct bfa_fcs_s *fcs, struct bfa_port_cfg_s *port_cfg,
+			struct bfad_vf_s *vf_drv);
+void bfa_fcs_auth_finished(struct bfa_fcs_fabric_s *fabric,
+			enum auth_status status);
+
+void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
+			wwn_t fabric_name);
+#endif /* __FCS_FABRIC_H__ */

drivers/scsi/bfa/fcs_fcpim.h

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __FCS_FCPIM_H__
+#define __FCS_FCPIM_H__
+
+#include <defs/bfa_defs_port.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_rport.h>
+
+/*
+ * Following routines are from FCPIM and will be called by rport.
+ */
+struct bfa_fcs_itnim_s *bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim);
+bfa_status_t bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim);
+
+void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_pause(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_resume(struct bfa_fcs_itnim_s *itnim);
+
+/*
+ * Modudle init/cleanup routines.
+ */
+void bfa_fcs_fcpim_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_fcpim_modexit(struct bfa_fcs_s *fcs);
+void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs,
+			u16 len);
+#endif /* __FCS_FCPIM_H__ */

drivers/scsi/bfa/fcs_fcptm.h

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __FCS_FCPTM_H__
+#define __FCS_FCPTM_H__
+
+#include <defs/bfa_defs_port.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_rport.h>
+
+/*
+ * Following routines are from FCPTM and will be called by rport.
+ */
+struct bfa_fcs_tin_s *bfa_fcs_tin_create(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_tin_rport_offline(struct bfa_fcs_tin_s *tin);
+void bfa_fcs_tin_rport_online(struct bfa_fcs_tin_s *tin);
+void bfa_fcs_tin_delete(struct bfa_fcs_tin_s *tin);
+void bfa_fcs_tin_rx_prli(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs,
+			u16 len);
+void bfa_fcs_tin_pause(struct bfa_fcs_tin_s *tin);
+void bfa_fcs_tin_resume(struct bfa_fcs_tin_s *tin);
+
+/*
+ * Modudle init/cleanup routines.
+ */
+void bfa_fcs_fcptm_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_fcptm_modexit(struct bfa_fcs_s *fcs);
+void bfa_fcs_fcptm_uf_recv(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs,
+			u16 len);
+
+#endif /* __FCS_FCPTM_H__ */

drivers/scsi/bfa/fcs_fcxp.h

@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_fcxp.h FCXP helper macros for FCS
+ */
+
+
+#ifndef __FCS_FCXP_H__
+#define __FCS_FCXP_H__
+
+#define bfa_fcs_fcxp_alloc(__fcs)	\
+	bfa_fcxp_alloc(NULL, (__fcs)->bfa, 0, 0, NULL, NULL, NULL, NULL)
+
+#endif /* __FCS_FCXP_H__ */

drivers/scsi/bfa/fcs_lport.h

@@ -0,0 +1,117 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_lport.h FCS logical port interfaces
+ */
+
+#ifndef __FCS_LPORT_H__
+#define __FCS_LPORT_H__
+
+#define __VPORT_H__
+#include <defs/bfa_defs_port.h>
+#include <bfa_svc.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_rport.h>
+#include <fcs/bfa_fcs_vport.h>
+#include <fcs_fabric.h>
+#include <fcs_ms.h>
+#include <cs/bfa_q.h>
+#include <fcbuild.h>
+
+/*
+ * PID used in P2P/N2N ( In Big Endian)
+ */
+#define N2N_LOCAL_PID	    0x010000
+#define N2N_REMOTE_PID		0x020000
+
+/*
+ * Misc Timeouts
+ */
+/*
+ * To be used when spawning a timer before retrying a failed command. Milli
+ * Secs.
+ */
+#define	BFA_FCS_RETRY_TIMEOUT 2000
+
+/*
+ * Check for Port/Vport Mode/Role
+ */
+#define	BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \
+		(port->port_cfg.roles & BFA_PORT_ROLE_FCP_IM)
+
+#define	BFA_FCS_VPORT_IS_TARGET_MODE(port) \
+		(port->port_cfg.roles & BFA_PORT_ROLE_FCP_TM)
+
+#define	BFA_FCS_VPORT_IS_IPFC_MODE(port) \
+		(port->port_cfg.roles & BFA_PORT_ROLE_FCP_IPFC)
+
+/*
+ * Is this a Well Known Address
+ */
+#define BFA_FCS_PID_IS_WKA(pid)  ((bfa_os_ntoh3b(pid) > 0xFFF000) ?  1 : 0)
+
+/*
+ * Pointer to elements within Port
+ */
+#define BFA_FCS_GET_HAL_FROM_PORT(port)  (port->fcs->bfa)
+#define BFA_FCS_GET_NS_FROM_PORT(port)  (&port->port_topo.pfab.ns)
+#define BFA_FCS_GET_SCN_FROM_PORT(port)  (&port->port_topo.pfab.scn)
+#define BFA_FCS_GET_MS_FROM_PORT(port)  (&port->port_topo.pfab.ms)
+#define BFA_FCS_GET_FDMI_FROM_PORT(port)  (&port->port_topo.pfab.ms.fdmi)
+
+/*
+ * handler for unsolicied frames
+ */
+void bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs,
+			u16 len);
+
+/*
+ * Following routines will be called by Fabric to indicate port
+ * online/offline to vport.
+ */
+void bfa_fcs_lport_init(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs,
+			u16 vf_id, struct bfa_port_cfg_s *port_cfg,
+			struct bfa_fcs_vport_s *vport);
+void bfa_fcs_port_online(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_offline(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_delete(struct bfa_fcs_port_s *port);
+bfa_boolean_t   bfa_fcs_port_is_online(struct bfa_fcs_port_s *port);
+
+/*
+ * Lookup rport based on PID
+ */
+struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pid(
+			struct bfa_fcs_port_s *port, u32 pid);
+
+/*
+ * Lookup rport based on PWWN
+ */
+struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pwwn(
+			struct bfa_fcs_port_s *port, wwn_t pwwn);
+struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_nwwn(
+			struct bfa_fcs_port_s *port, wwn_t nwwn);
+void bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port,
+			struct bfa_fcs_rport_s *rport);
+void bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port,
+			struct bfa_fcs_rport_s *rport);
+
+void bfa_fcs_port_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_port_modexit(struct bfa_fcs_s *fcs);
+void bfa_fcs_port_lip(struct bfa_fcs_port_s *port);
+
+#endif /* __FCS_LPORT_H__ */

drivers/scsi/bfa/fcs_ms.h

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_ms.h FCS ms interfaces
+ */
+#ifndef __FCS_MS_H__
+#define __FCS_MS_H__
+
+/* MS FCS routines */
+void bfa_fcs_port_ms_init(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_ms_offline(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_ms_online(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_ms_fabric_rscn(struct bfa_fcs_port_s *port);
+
+/* FDMI FCS routines */
+void bfa_fcs_port_fdmi_init(struct bfa_fcs_port_ms_s *ms);
+void bfa_fcs_port_fdmi_offline(struct bfa_fcs_port_ms_s *ms);
+void bfa_fcs_port_fdmi_online(struct bfa_fcs_port_ms_s *ms);
+
+#endif

drivers/scsi/bfa/fcs_port.h

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_pport.h FCS physical port interfaces
+ */
+
+
+#ifndef __FCS_PPORT_H__
+#define __FCS_PPORT_H__
+
+/*
+ * fcs friend functions: only between fcs modules
+ */
+void bfa_fcs_pport_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_pport_modexit(struct bfa_fcs_s *fcs);
+
+#endif /* __FCS_PPORT_H__ */

drivers/scsi/bfa/fcs_rport.h

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_rport.h FCS rport interfaces and defines
+ */
+
+#ifndef __FCS_RPORT_H__
+#define __FCS_RPORT_H__
+
+#include <fcs/bfa_fcs_rport.h>
+
+void bfa_fcs_rport_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_rport_modexit(struct bfa_fcs_s *fcs);
+
+void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
+			u16 len);
+void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport);
+
+struct bfa_fcs_rport_s *bfa_fcs_rport_create(struct bfa_fcs_port_s *port,
+			u32 pid);
+void bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_offline(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_start(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			struct fc_logi_s *plogi_rsp);
+void bfa_fcs_rport_plogi_create(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs,
+			struct fc_logi_s *plogi);
+void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
+			struct fc_logi_s *plogi);
+void bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s *rport);
+int  bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport);
+struct bfa_fcs_rport_s *bfa_fcs_rport_create_by_wwn(struct bfa_fcs_port_s *port,
+			wwn_t wwn);
+
+
+/* Rport Features */
+void  bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport);
+void  bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport);
+void  bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport);
+
+#endif /* __FCS_RPORT_H__ */

drivers/scsi/bfa/fcs_trcmod.h

@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_trcmod.h BFA FCS trace modules
+ */
+
+#ifndef __FCS_TRCMOD_H__
+#define __FCS_TRCMOD_H__
+
+#include <cs/bfa_trc.h>
+
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+	BFA_TRC_FCS_FABRIC		= 1,
+	BFA_TRC_FCS_VFAPI		= 2,
+	BFA_TRC_FCS_PORT		= 3,
+	BFA_TRC_FCS_VPORT		= 4,
+	BFA_TRC_FCS_VP_API		= 5,
+	BFA_TRC_FCS_VPS			= 6,
+	BFA_TRC_FCS_RPORT		= 7,
+	BFA_TRC_FCS_FCPIM		= 8,
+	BFA_TRC_FCS_FCPTM		= 9,
+	BFA_TRC_FCS_NS			= 10,
+	BFA_TRC_FCS_SCN			= 11,
+	BFA_TRC_FCS_LOOP		= 12,
+	BFA_TRC_FCS_UF			= 13,
+	BFA_TRC_FCS_PPORT		= 14,
+	BFA_TRC_FCS_FCPIP		= 15,
+	BFA_TRC_FCS_PORT_API	= 16,
+	BFA_TRC_FCS_RPORT_API	= 17,
+	BFA_TRC_FCS_AUTH		= 18,
+	BFA_TRC_FCS_N2N			= 19,
+	BFA_TRC_FCS_MS			= 20,
+	BFA_TRC_FCS_FDMI		= 21,
+	BFA_TRC_FCS_RPORT_FTRS	= 22,
+};
+
+#endif /* __FCS_TRCMOD_H__ */

drivers/scsi/bfa/fcs_uf.h

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_uf.h FCS unsolicited frame receive
+ */
+
+
+#ifndef __FCS_UF_H__
+#define __FCS_UF_H__
+
+/*
+ * fcs friend functions: only between fcs modules
+ */
+void bfa_fcs_uf_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_uf_modexit(struct bfa_fcs_s *fcs);
+
+#endif /* __FCS_UF_H__ */

drivers/scsi/bfa/fcs_vport.h

@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __FCS_VPORT_H__
+#define __FCS_VPORT_H__
+
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_vport.h>
+#include <defs/bfa_defs_pci.h>
+
+/*
+ * Modudle init/cleanup routines.
+ */
+
+void bfa_fcs_vport_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_vport_modexit(struct bfa_fcs_s *fcs);
+
+void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport);
+u32 bfa_fcs_vport_get_max(struct bfa_fcs_s *fcs);
+
+#endif /* __FCS_VPORT_H__ */
+

drivers/scsi/bfa/fdmi.c

@@ -0,0 +1,1223 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  port_api.c BFA FCS port
+ */
+
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "lport_priv.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include <fcs/bfa_fcs_fdmi.h>
+
+BFA_TRC_FILE(FCS, FDMI);
+
+#define BFA_FCS_FDMI_CMD_MAX_RETRIES 2
+
+/*
+ * forward declarations
+ */
+static void     bfa_fcs_port_fdmi_send_rhba(void *fdmi_cbarg,
+					    struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_fdmi_send_rprt(void *fdmi_cbarg,
+					    struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_fdmi_send_rpa(void *fdmi_cbarg,
+					   struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_fdmi_rhba_response(void *fcsarg,
+						struct bfa_fcxp_s *fcxp,
+						void *cbarg,
+						bfa_status_t req_status,
+						u32 rsp_len,
+						u32 resid_len,
+						struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_fdmi_rprt_response(void *fcsarg,
+						struct bfa_fcxp_s *fcxp,
+						void *cbarg,
+						bfa_status_t req_status,
+						u32 rsp_len,
+						u32 resid_len,
+						struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_fdmi_rpa_response(void *fcsarg,
+					       struct bfa_fcxp_s *fcxp,
+					       void *cbarg,
+					       bfa_status_t req_status,
+					       u32 rsp_len,
+					       u32 resid_len,
+					       struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_fdmi_timeout(void *arg);
+static u16 bfa_fcs_port_fdmi_build_rhba_pyld(
+			struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld);
+static u16 bfa_fcs_port_fdmi_build_rprt_pyld(
+			struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld);
+static u16 bfa_fcs_port_fdmi_build_rpa_pyld(
+			struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld);
+static u16 bfa_fcs_port_fdmi_build_portattr_block(
+			struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld);
+void bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_port_fdmi_s *fdmi,
+			struct bfa_fcs_fdmi_hba_attr_s *hba_attr);
+void bfa_fcs_fdmi_get_portattr(struct bfa_fcs_port_fdmi_s *fdmi,
+			struct bfa_fcs_fdmi_port_attr_s *port_attr);
+/**
+ *  fcs_fdmi_sm FCS FDMI state machine
+ */
+
+/**
+ *  FDMI State Machine events
+ */
+enum port_fdmi_event {
+	FDMISM_EVENT_PORT_ONLINE = 1,
+	FDMISM_EVENT_PORT_OFFLINE = 2,
+	FDMISM_EVENT_RSP_OK = 4,
+	FDMISM_EVENT_RSP_ERROR = 5,
+	FDMISM_EVENT_TIMEOUT = 6,
+	FDMISM_EVENT_RHBA_SENT = 7,
+	FDMISM_EVENT_RPRT_SENT = 8,
+	FDMISM_EVENT_RPA_SENT = 9,
+};
+
+static void bfa_fcs_port_fdmi_sm_offline(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_sending_rhba(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_rhba(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_rhba_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_sending_rprt(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_rprt(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_rprt_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_sending_rpa(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void     bfa_fcs_port_fdmi_sm_rpa(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void     bfa_fcs_port_fdmi_sm_rpa_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void     bfa_fcs_port_fdmi_sm_online(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+/**
+ * 		Start in offline state - awaiting MS to send start.
+ */
+static void
+bfa_fcs_port_fdmi_sm_offline(struct bfa_fcs_port_fdmi_s *fdmi,
+			     enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	fdmi->retry_cnt = 0;
+
+	switch (event) {
+	case FDMISM_EVENT_PORT_ONLINE:
+		if (port->vport) {
+			/*
+			 * For Vports, register a new port.
+			 */
+			bfa_sm_set_state(fdmi,
+					 bfa_fcs_port_fdmi_sm_sending_rprt);
+			bfa_fcs_port_fdmi_send_rprt(fdmi, NULL);
+		} else {
+			/*
+			 * For a base port, we should first register the HBA
+			 * atribute. The HBA attribute also contains the base
+			 *  port registration.
+			 */
+			bfa_sm_set_state(fdmi,
+					 bfa_fcs_port_fdmi_sm_sending_rhba);
+			bfa_fcs_port_fdmi_send_rhba(fdmi, NULL);
+		}
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_sending_rhba(struct bfa_fcs_port_fdmi_s *fdmi,
+				  enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RHBA_SENT:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rhba);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
+				       &fdmi->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rhba(struct bfa_fcs_port_fdmi_s *fdmi,
+			  enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RSP_ERROR:
+		/*
+		 * if max retries have not been reached, start timer for a
+		 * delayed retry
+		 */
+		if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rhba_retry);
+			bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
+					&fdmi->timer, bfa_fcs_port_fdmi_timeout,
+					fdmi, BFA_FCS_RETRY_TIMEOUT);
+		} else {
+			/*
+			 * set state to offline
+			 */
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		}
+		break;
+
+	case FDMISM_EVENT_RSP_OK:
+		/*
+		 * Initiate Register Port Attributes
+		 */
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rpa);
+		fdmi->retry_cnt = 0;
+		bfa_fcs_port_fdmi_send_rpa(fdmi, NULL);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_fcxp_discard(fdmi->fcxp);
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rhba_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+				enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rhba);
+		bfa_fcs_port_fdmi_send_rhba(fdmi, NULL);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_timer_stop(&fdmi->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/*
+* RPRT : Register Port
+ */
+static void
+bfa_fcs_port_fdmi_sm_sending_rprt(struct bfa_fcs_port_fdmi_s *fdmi,
+				  enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RPRT_SENT:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rprt);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
+				       &fdmi->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rprt(struct bfa_fcs_port_fdmi_s *fdmi,
+			  enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RSP_ERROR:
+		/*
+		 * if max retries have not been reached, start timer for a
+		 * delayed retry
+		 */
+		if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rprt_retry);
+			bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
+					&fdmi->timer, bfa_fcs_port_fdmi_timeout,
+					fdmi, BFA_FCS_RETRY_TIMEOUT);
+
+		} else {
+			/*
+			 * set state to offline
+			 */
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+			fdmi->retry_cnt = 0;
+		}
+		break;
+
+	case FDMISM_EVENT_RSP_OK:
+		fdmi->retry_cnt = 0;
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_online);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_fcxp_discard(fdmi->fcxp);
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rprt_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+				enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rprt);
+		bfa_fcs_port_fdmi_send_rprt(fdmi, NULL);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_timer_stop(&fdmi->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/*
+ * Register Port Attributes
+ */
+static void
+bfa_fcs_port_fdmi_sm_sending_rpa(struct bfa_fcs_port_fdmi_s *fdmi,
+				 enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RPA_SENT:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rpa);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
+				       &fdmi->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rpa(struct bfa_fcs_port_fdmi_s *fdmi,
+			 enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RSP_ERROR:
+		/*
+		 * if max retries have not been reached, start timer for a
+		 * delayed retry
+		 */
+		if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rpa_retry);
+			bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
+					&fdmi->timer, bfa_fcs_port_fdmi_timeout,
+					fdmi, BFA_FCS_RETRY_TIMEOUT);
+		} else {
+			/*
+			 * set state to offline
+			 */
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+			fdmi->retry_cnt = 0;
+		}
+		break;
+
+	case FDMISM_EVENT_RSP_OK:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_online);
+		fdmi->retry_cnt = 0;
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_fcxp_discard(fdmi->fcxp);
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rpa_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+			       enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rpa);
+		bfa_fcs_port_fdmi_send_rpa(fdmi, NULL);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_timer_stop(&fdmi->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_online(struct bfa_fcs_port_fdmi_s *fdmi,
+			    enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+/**
+*   RHBA : Register HBA Attributes.
+ */
+static void
+bfa_fcs_port_fdmi_send_rhba(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = fdmi_cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fchs_s          fchs;
+	int             len, attr_len;
+	struct bfa_fcxp_s *fcxp;
+	u8        *pyld;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
+				    bfa_fcs_port_fdmi_send_rhba, fdmi);
+		return;
+	}
+	fdmi->fcxp = fcxp;
+
+	pyld = bfa_fcxp_get_reqbuf(fcxp);
+	bfa_os_memset(pyld, 0, FC_MAX_PDUSZ);
+
+	len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_port_get_fcid(port),
+				   FDMI_RHBA);
+
+	attr_len = bfa_fcs_port_fdmi_build_rhba_pyld(fdmi,
+			(u8 *) ((struct ct_hdr_s *) pyld + 1));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, (len + attr_len), &fchs,
+		      bfa_fcs_port_fdmi_rhba_response, (void *)fdmi,
+		      FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RHBA_SENT);
+}
+
+static          u16
+bfa_fcs_port_fdmi_build_rhba_pyld(struct bfa_fcs_port_fdmi_s *fdmi,
+				  u8 *pyld)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct bfa_fcs_fdmi_hba_attr_s hba_attr;	/* @todo */
+	struct bfa_fcs_fdmi_hba_attr_s *fcs_hba_attr = &hba_attr; /* @todo */
+	struct fdmi_rhba_s    *rhba = (struct fdmi_rhba_s *) pyld;
+	struct fdmi_attr_s    *attr;
+	u8        *curr_ptr;
+	u16        len, count;
+
+	/*
+	 * get hba attributes
+	 */
+	bfa_fcs_fdmi_get_hbaattr(fdmi, fcs_hba_attr);
+
+	rhba->hba_id = bfa_fcs_port_get_pwwn(port);
+	rhba->port_list.num_ports = bfa_os_htonl(1);
+	rhba->port_list.port_entry = bfa_fcs_port_get_pwwn(port);
+
+	len = sizeof(rhba->hba_id) + sizeof(rhba->port_list);
+
+	count = 0;
+	len += sizeof(rhba->hba_attr_blk.attr_count);
+
+	/*
+	 * fill out the invididual entries of the HBA attrib Block
+	 */
+	curr_ptr = (u8 *) &rhba->hba_attr_blk.hba_attr;
+
+	/*
+	 * Node Name
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_NODENAME);
+	attr->len = sizeof(wwn_t);
+	memcpy(attr->value, &bfa_fcs_port_get_nwwn(port), attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Manufacturer
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MANUFACTURER);
+	attr->len = (u16) strlen(fcs_hba_attr->manufacturer);
+	memcpy(attr->value, fcs_hba_attr->manufacturer, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Serial Number
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_SERIALNUM);
+	attr->len = (u16) strlen(fcs_hba_attr->serial_num);
+	memcpy(attr->value, fcs_hba_attr->serial_num, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Model
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MODEL);
+	attr->len = (u16) strlen(fcs_hba_attr->model);
+	memcpy(attr->value, fcs_hba_attr->model, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Model Desc
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MODEL_DESC);
+	attr->len = (u16) strlen(fcs_hba_attr->model_desc);
+	memcpy(attr->value, fcs_hba_attr->model_desc, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * H/W Version
+	 */
+	if (fcs_hba_attr->hw_version[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_HW_VERSION);
+		attr->len = (u16) strlen(fcs_hba_attr->hw_version);
+		memcpy(attr->value, fcs_hba_attr->hw_version, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		count++;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+	}
+
+	/*
+	 * Driver Version
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_DRIVER_VERSION);
+	attr->len = (u16) strlen(fcs_hba_attr->driver_version);
+	memcpy(attr->value, fcs_hba_attr->driver_version, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Option Rom Version
+	 */
+	if (fcs_hba_attr->option_rom_ver[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_ROM_VERSION);
+		attr->len = (u16) strlen(fcs_hba_attr->option_rom_ver);
+		memcpy(attr->value, fcs_hba_attr->option_rom_ver, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		count++;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+	}
+
+	/*
+	 * f/w Version = driver version
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_FW_VERSION);
+	attr->len = (u16) strlen(fcs_hba_attr->driver_version);
+	memcpy(attr->value, fcs_hba_attr->driver_version, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * OS Name
+	 */
+	if (fcs_hba_attr->os_name[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_OS_NAME);
+		attr->len = (u16) strlen(fcs_hba_attr->os_name);
+		memcpy(attr->value, fcs_hba_attr->os_name, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		count++;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+	}
+
+	/*
+	 * MAX_CT_PAYLOAD
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MAX_CT);
+	attr->len = sizeof(fcs_hba_attr->max_ct_pyld);
+	memcpy(attr->value, &fcs_hba_attr->max_ct_pyld, attr->len);
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Update size of payload
+	 */
+	len += ((sizeof(attr->type) + sizeof(attr->len)) * count);
+
+	rhba->hba_attr_blk.attr_count = bfa_os_htonl(count);
+	return len;
+}
+
+static void
+bfa_fcs_port_fdmi_rhba_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				void *cbarg, bfa_status_t req_status,
+				u32 rsp_len, u32 resid_len,
+				struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct ct_hdr_s       *cthdr = NULL;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
+		return;
+	}
+
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+}
+
+/**
+*   RPRT : Register Port
+ */
+static void
+bfa_fcs_port_fdmi_send_rprt(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = fdmi_cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fchs_s          fchs;
+	u16        len, attr_len;
+	struct bfa_fcxp_s *fcxp;
+	u8        *pyld;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
+				    bfa_fcs_port_fdmi_send_rprt, fdmi);
+		return;
+	}
+	fdmi->fcxp = fcxp;
+
+	pyld = bfa_fcxp_get_reqbuf(fcxp);
+	bfa_os_memset(pyld, 0, FC_MAX_PDUSZ);
+
+	len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_port_get_fcid(port),
+				   FDMI_RPRT);
+
+	attr_len = bfa_fcs_port_fdmi_build_rprt_pyld(fdmi,
+			(u8 *) ((struct ct_hdr_s *) pyld + 1));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len + attr_len, &fchs,
+		      bfa_fcs_port_fdmi_rprt_response, (void *)fdmi,
+		      FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RPRT_SENT);
+}
+
+/**
+ * This routine builds Port Attribute Block that used in RPA, RPRT commands.
+ */
+static          u16
+bfa_fcs_port_fdmi_build_portattr_block(struct bfa_fcs_port_fdmi_s *fdmi,
+				       u8 *pyld)
+{
+	struct bfa_fcs_fdmi_port_attr_s fcs_port_attr;
+	struct fdmi_port_attr_s *port_attrib = (struct fdmi_port_attr_s *) pyld;
+	struct fdmi_attr_s    *attr;
+	u8        *curr_ptr;
+	u16        len;
+	u8         count = 0;
+
+	/*
+	 * get port attributes
+	 */
+	bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr);
+
+	len = sizeof(port_attrib->attr_count);
+
+	/*
+	 * fill out the invididual entries
+	 */
+	curr_ptr = (u8 *) &port_attrib->port_attr;
+
+	/*
+	 * FC4 Types
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_FC4_TYPES);
+	attr->len = sizeof(fcs_port_attr.supp_fc4_types);
+	memcpy(attr->value, fcs_port_attr.supp_fc4_types, attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	++count;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Supported Speed
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_SUPP_SPEED);
+	attr->len = sizeof(fcs_port_attr.supp_speed);
+	memcpy(attr->value, &fcs_port_attr.supp_speed, attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	++count;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * current Port Speed
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_PORT_SPEED);
+	attr->len = sizeof(fcs_port_attr.curr_speed);
+	memcpy(attr->value, &fcs_port_attr.curr_speed, attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	++count;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * max frame size
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_FRAME_SIZE);
+	attr->len = sizeof(fcs_port_attr.max_frm_size);
+	memcpy(attr->value, &fcs_port_attr.max_frm_size, attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	++count;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * OS Device Name
+	 */
+	if (fcs_port_attr.os_device_name[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_DEV_NAME);
+		attr->len = (u16) strlen(fcs_port_attr.os_device_name);
+		memcpy(attr->value, fcs_port_attr.os_device_name, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		++count;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+
+	}
+	/*
+	 * Host Name
+	 */
+	if (fcs_port_attr.host_name[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_HOST_NAME);
+		attr->len = (u16) strlen(fcs_port_attr.host_name);
+		memcpy(attr->value, fcs_port_attr.host_name, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		++count;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+
+	}
+
+	/*
+	 * Update size of payload
+	 */
+	port_attrib->attr_count = bfa_os_htonl(count);
+	len += ((sizeof(attr->type) + sizeof(attr->len)) * count);
+	return len;
+}
+
+static          u16
+bfa_fcs_port_fdmi_build_rprt_pyld(struct bfa_fcs_port_fdmi_s *fdmi,
+				  u8 *pyld)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fdmi_rprt_s    *rprt = (struct fdmi_rprt_s *) pyld;
+	u16        len;
+
+	rprt->hba_id = bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port->fcs));
+	rprt->port_name = bfa_fcs_port_get_pwwn(port);
+
+	len = bfa_fcs_port_fdmi_build_portattr_block(fdmi,
+			(u8 *) &rprt->port_attr_blk);
+
+	len += sizeof(rprt->hba_id) + sizeof(rprt->port_name);
+
+	return len;
+}
+
+static void
+bfa_fcs_port_fdmi_rprt_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				void *cbarg, bfa_status_t req_status,
+				u32 rsp_len, u32 resid_len,
+				struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct ct_hdr_s       *cthdr = NULL;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
+		return;
+	}
+
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+}
+
+/**
+*   RPA : Register Port Attributes.
+ */
+static void
+bfa_fcs_port_fdmi_send_rpa(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = fdmi_cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fchs_s          fchs;
+	u16        len, attr_len;
+	struct bfa_fcxp_s *fcxp;
+	u8        *pyld;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
+				    bfa_fcs_port_fdmi_send_rpa, fdmi);
+		return;
+	}
+	fdmi->fcxp = fcxp;
+
+	pyld = bfa_fcxp_get_reqbuf(fcxp);
+	bfa_os_memset(pyld, 0, FC_MAX_PDUSZ);
+
+	len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_port_get_fcid(port),
+				   FDMI_RPA);
+
+	attr_len = bfa_fcs_port_fdmi_build_rpa_pyld(fdmi,
+			(u8 *) ((struct ct_hdr_s *) pyld + 1));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len + attr_len, &fchs,
+		      bfa_fcs_port_fdmi_rpa_response, (void *)fdmi,
+		      FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RPA_SENT);
+}
+
+static          u16
+bfa_fcs_port_fdmi_build_rpa_pyld(struct bfa_fcs_port_fdmi_s *fdmi,
+				 u8 *pyld)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fdmi_rpa_s     *rpa = (struct fdmi_rpa_s *) pyld;
+	u16        len;
+
+	rpa->port_name = bfa_fcs_port_get_pwwn(port);
+
+	len = bfa_fcs_port_fdmi_build_portattr_block(fdmi,
+			(u8 *) &rpa->port_attr_blk);
+
+	len += sizeof(rpa->port_name);
+
+	return len;
+}
+
+static void
+bfa_fcs_port_fdmi_rpa_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+			       void *cbarg, bfa_status_t req_status,
+			       u32 rsp_len, u32 resid_len,
+			       struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct ct_hdr_s       *cthdr = NULL;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
+		return;
+	}
+
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+}
+
+static void
+bfa_fcs_port_fdmi_timeout(void *arg)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)arg;
+
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_TIMEOUT);
+}
+
+void
+bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_port_fdmi_s *fdmi,
+			 struct bfa_fcs_fdmi_hba_attr_s *hba_attr)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info;
+	struct bfa_adapter_attr_s adapter_attr;
+
+	bfa_os_memset(hba_attr, 0, sizeof(struct bfa_fcs_fdmi_hba_attr_s));
+	bfa_os_memset(&adapter_attr, 0, sizeof(struct bfa_adapter_attr_s));
+
+	bfa_ioc_get_adapter_attr(&port->fcs->bfa->ioc, &adapter_attr);
+
+	strncpy(hba_attr->manufacturer, adapter_attr.manufacturer,
+		sizeof(adapter_attr.manufacturer));
+
+	strncpy(hba_attr->serial_num, adapter_attr.serial_num,
+		sizeof(adapter_attr.serial_num));
+
+	strncpy(hba_attr->model, adapter_attr.model, sizeof(hba_attr->model));
+
+	strncpy(hba_attr->model_desc, adapter_attr.model_descr,
+		sizeof(hba_attr->model_desc));
+
+	strncpy(hba_attr->hw_version, adapter_attr.hw_ver,
+		sizeof(hba_attr->hw_version));
+
+	strncpy(hba_attr->driver_version, (char *)driver_info->version,
+		sizeof(hba_attr->driver_version));
+
+	strncpy(hba_attr->option_rom_ver, adapter_attr.optrom_ver,
+		sizeof(hba_attr->option_rom_ver));
+
+	strncpy(hba_attr->fw_version, adapter_attr.fw_ver,
+		sizeof(hba_attr->fw_version));
+
+	strncpy(hba_attr->os_name, driver_info->host_os_name,
+		sizeof(hba_attr->os_name));
+
+	/*
+	 * If there is a patch level, append it to the os name along with a
+	 * separator
+	 */
+	if (driver_info->host_os_patch[0] != '\0') {
+		strncat(hba_attr->os_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+			sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+		strncat(hba_attr->os_name, driver_info->host_os_patch,
+			sizeof(driver_info->host_os_patch));
+	}
+
+	hba_attr->max_ct_pyld = bfa_os_htonl(FC_MAX_PDUSZ);
+
+}
+
+void
+bfa_fcs_fdmi_get_portattr(struct bfa_fcs_port_fdmi_s *fdmi,
+			  struct bfa_fcs_fdmi_port_attr_s *port_attr)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info;
+	struct bfa_pport_attr_s pport_attr;
+
+	bfa_os_memset(port_attr, 0, sizeof(struct bfa_fcs_fdmi_port_attr_s));
+
+	/*
+	 * get pport attributes from hal
+	 */
+	bfa_pport_get_attr(port->fcs->bfa, &pport_attr);
+
+	/*
+	 * get FC4 type Bitmask
+	 */
+	fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->supp_fc4_types);
+
+	/*
+	 * Supported Speeds
+	 */
+	port_attr->supp_speed = bfa_os_htonl(BFA_FCS_FDMI_SUPORTED_SPEEDS);
+
+	/*
+	 * Current Speed
+	 */
+	port_attr->curr_speed = bfa_os_htonl(pport_attr.speed);
+
+	/*
+	 * Max PDU Size.
+	 */
+	port_attr->max_frm_size = bfa_os_htonl(FC_MAX_PDUSZ);
+
+	/*
+	 * OS device Name
+	 */
+	strncpy(port_attr->os_device_name, (char *)driver_info->os_device_name,
+		sizeof(port_attr->os_device_name));
+
+	/*
+	 * Host name
+	 */
+	strncpy(port_attr->host_name, (char *)driver_info->host_machine_name,
+		sizeof(port_attr->host_name));
+
+}
+
+
+void
+bfa_fcs_port_fdmi_init(struct bfa_fcs_port_ms_s *ms)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = &ms->fdmi;
+
+	fdmi->ms = ms;
+	bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+}
+
+void
+bfa_fcs_port_fdmi_offline(struct bfa_fcs_port_ms_s *ms)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = &ms->fdmi;
+
+	fdmi->ms = ms;
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_OFFLINE);
+}
+
+void
+bfa_fcs_port_fdmi_online(struct bfa_fcs_port_ms_s *ms)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = &ms->fdmi;
+
+	fdmi->ms = ms;
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_ONLINE);
+}

drivers/scsi/bfa/include/aen/bfa_aen.h

@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_AEN_H__
+#define __BFA_AEN_H__
+
+#include "defs/bfa_defs_aen.h"
+
+#define BFA_AEN_MAX_ENTRY   512
+
+extern s32 bfa_aen_max_cfg_entry;
+struct bfa_aen_s {
+	void		*bfad;
+	s32		max_entry;
+	s32		write_index;
+	s32		read_index;
+	u32	bfad_num;
+	u32	seq_num;
+	void		(*aen_cb_notify)(void *bfad);
+	void		(*gettimeofday)(struct bfa_timeval_s *tv);
+	struct bfa_trc_mod_s 	*trcmod;
+	struct bfa_aen_entry_s	list[BFA_AEN_MAX_ENTRY]; /* Must be the last */
+};
+
+
+/**
+ * Public APIs
+ */
+static inline void
+bfa_aen_set_max_cfg_entry(int max_entry)
+{
+	bfa_aen_max_cfg_entry = max_entry;
+}
+
+static inline s32
+bfa_aen_get_max_cfg_entry(void)
+{
+	return bfa_aen_max_cfg_entry;
+}
+
+static inline s32
+bfa_aen_get_meminfo(void)
+{
+	return (sizeof(struct bfa_aen_entry_s) * bfa_aen_get_max_cfg_entry());
+}
+
+static inline s32
+bfa_aen_get_wi(struct bfa_aen_s *aen)
+{
+	return aen->write_index;
+}
+
+static inline s32
+bfa_aen_get_ri(struct bfa_aen_s *aen)
+{
+	return aen->read_index;
+}
+
+static inline s32
+bfa_aen_fetch_count(struct bfa_aen_s *aen, s32 read_index)
+{
+	return ((aen->write_index + aen->max_entry) - read_index)
+		% aen->max_entry;
+}
+
+s32 bfa_aen_init(struct bfa_aen_s *aen, struct bfa_trc_mod_s *trcmod,
+		void *bfad, u32 inst_id, void (*aen_cb_notify)(void *),
+		void (*gettimeofday)(struct bfa_timeval_s *));
+
+s32 bfa_aen_post(struct bfa_aen_s *aen, enum bfa_aen_category aen_category,
+		     int aen_type, union bfa_aen_data_u *aen_data);
+
+s32 bfa_aen_fetch(struct bfa_aen_s *aen, struct bfa_aen_entry_s *aen_entry,
+		      s32 entry_space, s32 rii, s32 *ri_arr,
+		      s32 ri_arr_cnt);
+
+s32 bfa_aen_get_inst(struct bfa_aen_s *aen);
+
+#endif /* __BFA_AEN_H__ */

drivers/scsi/bfa/include/aen/bfa_aen_adapter.h

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_ADAPTER Module */
+#ifndef	__bfa_aen_adapter_h__
+#define	__bfa_aen_adapter_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_ADAPTER_ADD \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ADAPTER, BFA_ADAPTER_AEN_ADD)
+#define BFA_AEN_ADAPTER_REMOVE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ADAPTER, BFA_ADAPTER_AEN_REMOVE)
+
+#endif
+

drivers/scsi/bfa/include/aen/bfa_aen_audit.h

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_AUDIT Module */
+#ifndef	__bfa_aen_audit_h__
+#define	__bfa_aen_audit_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_AUDIT_AUTH_ENABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_AUDIT, BFA_AUDIT_AEN_AUTH_ENABLE)
+#define BFA_AEN_AUDIT_AUTH_DISABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_AUDIT, BFA_AUDIT_AEN_AUTH_DISABLE)
+
+#endif
+

drivers/scsi/bfa/include/aen/bfa_aen_ethport.h

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_ETHPORT Module */
+#ifndef	__bfa_aen_ethport_h__
+#define	__bfa_aen_ethport_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_ETHPORT_LINKUP \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_LINKUP)
+#define BFA_AEN_ETHPORT_LINKDOWN \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_LINKDOWN)
+#define BFA_AEN_ETHPORT_ENABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_ENABLE)
+#define BFA_AEN_ETHPORT_DISABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_DISABLE)
+
+#endif
+

drivers/scsi/bfa/include/aen/bfa_aen_ioc.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_IOC Module */
+#ifndef	__bfa_aen_ioc_h__
+#define	__bfa_aen_ioc_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_IOC_HBGOOD \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_HBGOOD)
+#define BFA_AEN_IOC_HBFAIL \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_HBFAIL)
+#define BFA_AEN_IOC_ENABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_ENABLE)
+#define BFA_AEN_IOC_DISABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_DISABLE)
+#define BFA_AEN_IOC_FWMISMATCH \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_FWMISMATCH)
+
+#endif
+

drivers/scsi/bfa/include/aen/bfa_aen_itnim.h

@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_ITNIM Module */
+#ifndef	__bfa_aen_itnim_h__
+#define	__bfa_aen_itnim_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_ITNIM_ONLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_ONLINE)
+#define BFA_AEN_ITNIM_OFFLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_OFFLINE)
+#define BFA_AEN_ITNIM_DISCONNECT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_DISCONNECT)
+
+#endif
+

drivers/scsi/bfa/include/aen/bfa_aen_lport.h

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_LPORT Module */
+#ifndef	__bfa_aen_lport_h__
+#define	__bfa_aen_lport_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_LPORT_NEW \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW)
+#define BFA_AEN_LPORT_DELETE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE)
+#define BFA_AEN_LPORT_ONLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_ONLINE)
+#define BFA_AEN_LPORT_OFFLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_OFFLINE)
+#define BFA_AEN_LPORT_DISCONNECT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DISCONNECT)
+#define BFA_AEN_LPORT_NEW_PROP \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW_PROP)
+#define BFA_AEN_LPORT_DELETE_PROP \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE_PROP)
+#define BFA_AEN_LPORT_NEW_STANDARD \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW_STANDARD)
+#define BFA_AEN_LPORT_DELETE_STANDARD \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE_STANDARD)
+#define BFA_AEN_LPORT_NPIV_DUP_WWN \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_DUP_WWN)
+#define BFA_AEN_LPORT_NPIV_FABRIC_MAX \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_FABRIC_MAX)
+#define BFA_AEN_LPORT_NPIV_UNKNOWN \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_UNKNOWN)
+
+#endif
+

drivers/scsi/bfa/include/aen/bfa_aen_port.h

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_PORT Module */
+#ifndef	__bfa_aen_port_h__
+#define	__bfa_aen_port_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_PORT_ONLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_ONLINE)
+#define BFA_AEN_PORT_OFFLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_OFFLINE)
+#define BFA_AEN_PORT_RLIR \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_RLIR)
+#define BFA_AEN_PORT_SFP_INSERT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_INSERT)
+#define BFA_AEN_PORT_SFP_REMOVE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_REMOVE)
+#define BFA_AEN_PORT_SFP_POM \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_POM)
+#define BFA_AEN_PORT_ENABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_ENABLE)
+#define BFA_AEN_PORT_DISABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_DISABLE)
+#define BFA_AEN_PORT_AUTH_ON \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_AUTH_ON)
+#define BFA_AEN_PORT_AUTH_OFF \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_AUTH_OFF)
+#define BFA_AEN_PORT_DISCONNECT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_DISCONNECT)
+#define BFA_AEN_PORT_QOS_NEG \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_QOS_NEG)
+#define BFA_AEN_PORT_FABRIC_NAME_CHANGE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_FABRIC_NAME_CHANGE)
+#define BFA_AEN_PORT_SFP_ACCESS_ERROR \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_ACCESS_ERROR)
+#define BFA_AEN_PORT_SFP_UNSUPPORT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_UNSUPPORT)
+
+#endif
+

drivers/scsi/bfa/include/aen/bfa_aen_rport.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_RPORT Module */
+#ifndef	__bfa_aen_rport_h__
+#define	__bfa_aen_rport_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_RPORT_ONLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_ONLINE)
+#define BFA_AEN_RPORT_OFFLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_OFFLINE)
+#define BFA_AEN_RPORT_DISCONNECT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_DISCONNECT)
+#define BFA_AEN_RPORT_QOS_PRIO \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_QOS_PRIO)
+#define BFA_AEN_RPORT_QOS_FLOWID \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_QOS_FLOWID)
+
+#endif
+

drivers/scsi/bfa/include/bfa.h

@@ -0,0 +1,177 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_H__
+#define __BFA_H__
+
+#include <bfa_os_inc.h>
+#include <cs/bfa_debug.h>
+#include <cs/bfa_q.h>
+#include <cs/bfa_trc.h>
+#include <cs/bfa_log.h>
+#include <cs/bfa_plog.h>
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_ioc.h>
+#include <defs/bfa_defs_iocfc.h>
+#include <aen/bfa_aen.h>
+#include <bfi/bfi.h>
+
+struct bfa_s;
+#include <bfa_intr_priv.h>
+
+struct bfa_pcidev_s;
+
+/**
+ * PCI devices supported by the current BFA
+ */
+struct bfa_pciid_s {
+	u16        device_id;
+	u16        vendor_id;
+};
+
+extern char     bfa_version[];
+
+/**
+ * BFA Power Mgmt Commands
+ */
+enum bfa_pm_cmd {
+	BFA_PM_CTL_D0 = 0,
+	BFA_PM_CTL_D1 = 1,
+	BFA_PM_CTL_D2 = 2,
+	BFA_PM_CTL_D3 = 3,
+};
+
+/**
+ * BFA memory resources
+ */
+enum bfa_mem_type {
+	BFA_MEM_TYPE_KVA = 1,	/*! Kernel Virtual Memory *(non-dma-able) */
+	BFA_MEM_TYPE_DMA = 2,	/*! DMA-able memory */
+	BFA_MEM_TYPE_MAX = BFA_MEM_TYPE_DMA,
+};
+
+struct bfa_mem_elem_s {
+	enum bfa_mem_type mem_type;	/*  see enum bfa_mem_type 	*/
+	u32        mem_len;	/*  Total Length in Bytes	*/
+	u8       	*kva;		/*  kernel virtual address	*/
+	u64        dma;		/*  dma address if DMA memory	*/
+	u8       	*kva_curp;	/*  kva allocation cursor	*/
+	u64        dma_curp;	/*  dma allocation cursor	*/
+};
+
+struct bfa_meminfo_s {
+	struct bfa_mem_elem_s meminfo[BFA_MEM_TYPE_MAX];
+};
+#define bfa_meminfo_kva(_m)	\
+	(_m)->meminfo[BFA_MEM_TYPE_KVA - 1].kva_curp
+#define bfa_meminfo_dma_virt(_m)	\
+	(_m)->meminfo[BFA_MEM_TYPE_DMA - 1].kva_curp
+#define bfa_meminfo_dma_phys(_m)	\
+	(_m)->meminfo[BFA_MEM_TYPE_DMA - 1].dma_curp
+
+/**
+ * Generic Scatter Gather Element used by driver
+ */
+struct bfa_sge_s {
+	u32        sg_len;
+	void           *sg_addr;
+};
+
+#define bfa_sge_to_be(__sge) do {                                          \
+	((u32 *)(__sge))[0] = bfa_os_htonl(((u32 *)(__sge))[0]);      \
+	((u32 *)(__sge))[1] = bfa_os_htonl(((u32 *)(__sge))[1]);      \
+	((u32 *)(__sge))[2] = bfa_os_htonl(((u32 *)(__sge))[2]);      \
+} while (0)
+
+
+/*
+ * bfa stats interfaces
+ */
+#define bfa_stats(_mod, _stats)	(_mod)->stats._stats ++
+
+#define bfa_ioc_get_stats(__bfa, __ioc_stats)	\
+	bfa_ioc_fetch_stats(&(__bfa)->ioc, __ioc_stats)
+#define bfa_ioc_clear_stats(__bfa)	\
+	bfa_ioc_clr_stats(&(__bfa)->ioc)
+
+/*
+ * bfa API functions
+ */
+void bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids);
+void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg);
+void bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg);
+void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg,
+			struct bfa_meminfo_s *meminfo);
+void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+			struct bfa_meminfo_s *meminfo,
+			struct bfa_pcidev_s *pcidev);
+void bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod);
+void bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod);
+void bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen);
+void bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog);
+void bfa_detach(struct bfa_s *bfa);
+void bfa_init(struct bfa_s *bfa);
+void bfa_start(struct bfa_s *bfa);
+void bfa_stop(struct bfa_s *bfa);
+void bfa_attach_fcs(struct bfa_s *bfa);
+void bfa_cb_init(void *bfad, bfa_status_t status);
+void bfa_cb_stop(void *bfad, bfa_status_t status);
+void bfa_cb_updateq(void *bfad, bfa_status_t status);
+
+bfa_boolean_t bfa_intx(struct bfa_s *bfa);
+void bfa_isr_enable(struct bfa_s *bfa);
+void bfa_isr_disable(struct bfa_s *bfa);
+void bfa_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
+			u32 *num_vecs, u32 *max_vec_bit);
+#define bfa_msix(__bfa, __vec) (__bfa)->msix.handler[__vec](__bfa, __vec)
+
+void bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q);
+void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q);
+void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q);
+
+typedef void (*bfa_cb_ioc_t) (void *cbarg, enum bfa_status status);
+void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr);
+bfa_status_t bfa_iocfc_get_stats(struct bfa_s *bfa,
+			struct bfa_iocfc_stats_s *stats,
+			bfa_cb_ioc_t cbfn, void *cbarg);
+bfa_status_t bfa_iocfc_clear_stats(struct bfa_s *bfa,
+			bfa_cb_ioc_t cbfn, void *cbarg);
+void bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr);
+
+void bfa_adapter_get_attr(struct bfa_s *bfa,
+			struct bfa_adapter_attr_s *ad_attr);
+u64 bfa_adapter_get_id(struct bfa_s *bfa);
+
+bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa,
+			struct bfa_iocfc_intr_attr_s *attr);
+
+void bfa_iocfc_enable(struct bfa_s *bfa);
+void bfa_iocfc_disable(struct bfa_s *bfa);
+void bfa_ioc_auto_recover(bfa_boolean_t auto_recover);
+void bfa_cb_ioc_disable(void *bfad);
+void bfa_timer_tick(struct bfa_s *bfa);
+#define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout)	\
+	bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout)
+
+/*
+ * BFA debug API functions
+ */
+bfa_status_t bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen);
+bfa_status_t bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen);
+
+#include "bfa_priv.h"
+
+#endif /* __BFA_H__ */

drivers/scsi/bfa/include/bfa_fcpim.h

@@ -0,0 +1,159 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCPIM_H__
+#define __BFA_FCPIM_H__
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_fcpim.h>
+#include <defs/bfa_defs_fcpim.h>
+
+/*
+ * forward declarations
+ */
+struct bfa_itnim_s;
+struct bfa_ioim_s;
+struct bfa_tskim_s;
+struct bfad_ioim_s;
+struct bfad_tskim_s;
+
+/*
+ * bfa fcpim module API functions
+ */
+void		bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov);
+u16	bfa_fcpim_path_tov_get(struct bfa_s *bfa);
+void		bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth);
+u16	bfa_fcpim_qdepth_get(struct bfa_s *bfa);
+bfa_status_t bfa_fcpim_get_modstats(struct bfa_s *bfa,
+			struct bfa_fcpim_stats_s *modstats);
+bfa_status_t bfa_fcpim_clr_modstats(struct bfa_s *bfa);
+
+/*
+ * bfa itnim API functions
+ */
+struct bfa_itnim_s *bfa_itnim_create(struct bfa_s *bfa,
+					struct bfa_rport_s *rport, void *itnim);
+void		bfa_itnim_delete(struct bfa_itnim_s *itnim);
+void		bfa_itnim_online(struct bfa_itnim_s *itnim,
+				 bfa_boolean_t seq_rec);
+void		bfa_itnim_offline(struct bfa_itnim_s *itnim);
+void		bfa_itnim_get_stats(struct bfa_itnim_s *itnim,
+			struct bfa_itnim_hal_stats_s *stats);
+void		bfa_itnim_clear_stats(struct bfa_itnim_s *itnim);
+
+
+/**
+ * 		BFA completion callback for bfa_itnim_online().
+ *
+ * @param[in]		itnim		FCS or driver itnim instance
+ *
+ * return None
+ */
+void            bfa_cb_itnim_online(void *itnim);
+
+/**
+ * 		BFA completion callback for bfa_itnim_offline().
+ *
+ * @param[in]		itnim		FCS or driver itnim instance
+ *
+ * return None
+ */
+void            bfa_cb_itnim_offline(void *itnim);
+void            bfa_cb_itnim_tov_begin(void *itnim);
+void            bfa_cb_itnim_tov(void *itnim);
+
+/**
+ * 		BFA notification to FCS/driver for second level error recovery.
+ *
+ * Atleast one I/O request has timedout and target is unresponsive to
+ * repeated abort requests. Second level error recovery should be initiated
+ * by starting implicit logout and recovery procedures.
+ *
+ * @param[in]		itnim		FCS or driver itnim instance
+ *
+ * return None
+ */
+void            bfa_cb_itnim_sler(void *itnim);
+
+/*
+ * bfa ioim API functions
+ */
+struct bfa_ioim_s	*bfa_ioim_alloc(struct bfa_s *bfa,
+					struct bfad_ioim_s *dio,
+					struct bfa_itnim_s *itnim,
+					u16 nsgles);
+
+void		bfa_ioim_free(struct bfa_ioim_s *ioim);
+void		bfa_ioim_start(struct bfa_ioim_s *ioim);
+void		bfa_ioim_abort(struct bfa_ioim_s *ioim);
+void 		bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim,
+				      bfa_boolean_t iotov);
+
+
+/**
+ * 		I/O completion notification.
+ *
+ * @param[in]		dio			driver IO structure
+ * @param[in]		io_status		IO completion status
+ * @param[in]		scsi_status		SCSI status returned by target
+ * @param[in]		sns_len			SCSI sense length, 0 if none
+ * @param[in]		sns_info		SCSI sense data, if any
+ * @param[in]		residue			Residual length
+ *
+ * @return None
+ */
+void            bfa_cb_ioim_done(void *bfad, struct bfad_ioim_s *dio,
+				  enum bfi_ioim_status io_status,
+				  u8 scsi_status, int sns_len,
+				  u8 *sns_info, s32 residue);
+
+/**
+ * 		I/O good completion notification.
+ *
+ * @param[in]		dio			driver IO structure
+ *
+ * @return None
+ */
+void            bfa_cb_ioim_good_comp(void *bfad, struct bfad_ioim_s *dio);
+
+/**
+ * 		I/O abort completion notification
+ *
+ * @param[in]		dio			driver IO that was aborted
+ *
+ * @return None
+ */
+void            bfa_cb_ioim_abort(void *bfad, struct bfad_ioim_s *dio);
+void		bfa_cb_ioim_resfree(void *hcb_bfad);
+
+void 			bfa_cb_ioim_resfree(void *hcb_bfad);
+
+/*
+ * bfa tskim API functions
+ */
+struct bfa_tskim_s	*bfa_tskim_alloc(struct bfa_s *bfa,
+					struct bfad_tskim_s *dtsk);
+void		bfa_tskim_free(struct bfa_tskim_s *tskim);
+void		bfa_tskim_start(struct bfa_tskim_s *tskim,
+				struct bfa_itnim_s *itnim, lun_t lun,
+				enum fcp_tm_cmnd tm, u8 t_secs);
+void		bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk,
+				  enum bfi_tskim_status tsk_status);
+
+#endif /* __BFA_FCPIM_H__ */
+

drivers/scsi/bfa/include/bfa_fcptm.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCPTM_H__
+#define __BFA_FCPTM_H__
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_fcptm.h>
+
+/*
+ * forward declarations
+ */
+struct bfa_tin_s;
+struct bfa_iotm_s;
+struct bfa_tsktm_s;
+
+/*
+ * bfa fcptm module API functions
+ */
+void bfa_fcptm_path_tov_set(struct bfa_s *bfa, u16 path_tov);
+u16 bfa_fcptm_path_tov_get(struct bfa_s *bfa);
+void bfa_fcptm_qdepth_set(struct bfa_s *bfa, u16 q_depth);
+u16 bfa_fcptm_qdepth_get(struct bfa_s *bfa);
+
+/*
+ * bfa tin API functions
+ */
+void bfa_tin_get_stats(struct bfa_tin_s *tin, struct bfa_tin_stats_s *stats);
+void bfa_tin_clear_stats(struct bfa_tin_s *tin);
+
+#endif /* __BFA_FCPTM_H__ */
+

drivers/scsi/bfa/include/bfa_svc.h

@@ -0,0 +1,324 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_SVC_H__
+#define __BFA_SVC_H__
+
+/*
+ * forward declarations
+ */
+struct bfa_fcxp_s;
+
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_pport.h>
+#include <defs/bfa_defs_rport.h>
+#include <defs/bfa_defs_qos.h>
+#include <cs/bfa_sm.h>
+#include <bfa.h>
+
+/**
+ * 		BFA rport information.
+ */
+struct bfa_rport_info_s {
+	u16        max_frmsz;	/*  max rcv pdu size               */
+	u32        pid : 24,	/*  remote port ID                 */
+			lp_tag : 8;
+	u32        local_pid : 24,	/*  local port ID		    */
+			cisc : 8;	/*  CIRO supported		    */
+	u8         fc_class;	/*  supported FC classes. enum fc_cos */
+	u8         vf_en;		/*  virtual fabric enable          */
+	u16        vf_id;		/*  virtual fabric ID              */
+	enum bfa_pport_speed speed;	/*  Rport's current speed	    */
+};
+
+/**
+ * BFA rport data structure
+ */
+struct bfa_rport_s {
+	struct list_head        qe;	  /*  queue element */
+	bfa_sm_t	      sm; 	  /*  state machine */
+	struct bfa_s          *bfa;	  /*  backpointer to BFA */
+	void                  *rport_drv; /*  fcs/driver rport object */
+	u16              fw_handle; /*  firmware rport handle */
+	u16              rport_tag; /*  BFA rport tag */
+	struct bfa_rport_info_s rport_info; /*  rport info from *fcs/driver */
+	struct bfa_reqq_wait_s reqq_wait; /*  to wait for room in reqq */
+	struct bfa_cb_qe_s    hcb_qe;	 /*  BFA callback qelem */
+	struct bfa_rport_hal_stats_s stats; /*  BFA rport statistics  */
+	struct bfa_rport_qos_attr_s  qos_attr;
+	union a {
+		bfa_status_t    status;	 /*  f/w status */
+		void            *fw_msg; /*  QoS scn event */
+	} event_arg;
+};
+#define BFA_RPORT_FC_COS(_rport)	((_rport)->rport_info.fc_class)
+
+/**
+ * Send completion callback.
+ */
+typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp,
+			void *cbarg, enum bfa_status req_status,
+			u32 rsp_len, u32 resid_len,
+			struct fchs_s *rsp_fchs);
+
+/**
+ * BFA fcxp allocation (asynchronous)
+ */
+typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp);
+
+struct bfa_fcxp_wqe_s {
+	struct list_head         qe;
+	bfa_fcxp_alloc_cbfn_t  alloc_cbfn;
+	void           *alloc_cbarg;
+};
+
+typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid);
+typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid);
+
+#define BFA_UF_BUFSZ	(2 * 1024 + 256)
+
+/**
+ * @todo private
+ */
+struct bfa_uf_buf_s {
+	u8         d[BFA_UF_BUFSZ];
+};
+
+
+struct bfa_uf_s {
+	struct list_head	qe;		/*  queue element	  */
+	struct bfa_s	*bfa;		/*  bfa instance	  */
+	u16        uf_tag;		/*  identifying tag f/w messages */
+	u16        vf_id;
+	u16        src_rport_handle;
+	u16        rsvd;
+	u8        	*data_ptr;
+	u16        data_len;	/*  actual receive length	  */
+	u16        pb_len;		/*  posted buffer length	  */
+	void           	*buf_kva;	/*  buffer virtual address	  */
+	u64        buf_pa;		/*  buffer physical address	  */
+	struct bfa_cb_qe_s    hcb_qe;	/*  comp: BFA comp qelem	  */
+	struct bfa_sge_s   	sges[BFI_SGE_INLINE_MAX];
+};
+
+typedef void (*bfa_cb_pport_t) (void *cbarg, enum bfa_status status);
+
+/**
+ * bfa lport login/logout service interface
+ */
+struct bfa_lps_s {
+	struct list_head	qe;		/*  queue element */
+	struct bfa_s	*bfa;		/*  parent bfa instance	*/
+	bfa_sm_t	sm;		/*  finite state machine	*/
+	u8		lp_tag;		/*  lport tag			*/
+	u8		reqq;		/*  lport request queue	*/
+	u8		alpa;		/*  ALPA for loop topologies	*/
+	u32	lp_pid;		/*  lport port ID		*/
+	bfa_boolean_t	fdisc;		/*  send FDISC instead of FLOGI*/
+	bfa_boolean_t	auth_en;	/*  enable authentication	*/
+	bfa_boolean_t	auth_req;	/*  authentication required	*/
+	bfa_boolean_t	npiv_en;	/*  NPIV is allowed by peer	*/
+	bfa_boolean_t	fport;		/*  attached peer is F_PORT	*/
+	bfa_boolean_t	brcd_switch;/*  attached peer is brcd switch	*/
+	bfa_status_t	status;		/*  login status		*/
+	u16	pdusz;		/*  max receive PDU size 	*/
+	u16	pr_bbcred;	/*  BB_CREDIT from peer 	*/
+	u8		lsrjt_rsn;	/*  LSRJT reason		*/
+	u8		lsrjt_expl;	/*  LSRJT explanation		*/
+	wwn_t		pwwn;		/*  port wwn of lport		*/
+	wwn_t		nwwn;		/*  node wwn of lport		*/
+	wwn_t		pr_pwwn;	/*  port wwn of lport peer	*/
+	wwn_t		pr_nwwn;	/*  node wwn of lport peer	*/
+	mac_t		lp_mac;		/*  fpma/spma MAC for lport	*/
+	mac_t		fcf_mac;	/*  FCF MAC of lport		*/
+	struct bfa_reqq_wait_s	wqe;	/*  request wait queue element	*/
+	void		*uarg;		/*  user callback arg		*/
+	struct bfa_cb_qe_s hcb_qe;	/*  comp: callback qelem	*/
+	struct bfi_lps_login_rsp_s *loginrsp;
+	bfa_eproto_status_t	ext_status;
+};
+
+/*
+ * bfa pport API functions
+ */
+bfa_status_t bfa_pport_enable(struct bfa_s *bfa);
+bfa_status_t bfa_pport_disable(struct bfa_s *bfa);
+bfa_status_t bfa_pport_cfg_speed(struct bfa_s *bfa,
+			enum bfa_pport_speed speed);
+enum bfa_pport_speed bfa_pport_get_speed(struct bfa_s *bfa);
+bfa_status_t bfa_pport_cfg_topology(struct bfa_s *bfa,
+			enum bfa_pport_topology topo);
+enum bfa_pport_topology bfa_pport_get_topology(struct bfa_s *bfa);
+bfa_status_t bfa_pport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa);
+bfa_boolean_t bfa_pport_get_hardalpa(struct bfa_s *bfa, u8 *alpa);
+u8 bfa_pport_get_myalpa(struct bfa_s *bfa);
+bfa_status_t bfa_pport_clr_hardalpa(struct bfa_s *bfa);
+bfa_status_t bfa_pport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize);
+u16 bfa_pport_get_maxfrsize(struct bfa_s *bfa);
+u32 bfa_pport_mypid(struct bfa_s *bfa);
+u8 bfa_pport_get_rx_bbcredit(struct bfa_s *bfa);
+bfa_status_t bfa_pport_trunk_enable(struct bfa_s *bfa, u8 bitmap);
+bfa_status_t bfa_pport_trunk_disable(struct bfa_s *bfa);
+bfa_boolean_t bfa_pport_trunk_query(struct bfa_s *bfa, u32 *bitmap);
+void bfa_pport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr);
+wwn_t bfa_pport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node);
+bfa_status_t bfa_pport_get_stats(struct bfa_s *bfa,
+			union bfa_pport_stats_u *stats,
+			bfa_cb_pport_t cbfn, void *cbarg);
+bfa_status_t bfa_pport_clear_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn,
+			void *cbarg);
+void bfa_pport_event_register(struct bfa_s *bfa,
+			void (*event_cbfn) (void *cbarg,
+			bfa_pport_event_t event), void *event_cbarg);
+bfa_boolean_t bfa_pport_is_disabled(struct bfa_s *bfa);
+void bfa_pport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off);
+void bfa_pport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off);
+bfa_status_t bfa_pport_cfg_ratelim_speed(struct bfa_s *bfa,
+			enum bfa_pport_speed speed);
+enum bfa_pport_speed bfa_pport_get_ratelim_speed(struct bfa_s *bfa);
+
+void bfa_pport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit);
+void bfa_pport_busy(struct bfa_s *bfa, bfa_boolean_t status);
+void bfa_pport_beacon(struct bfa_s *bfa, bfa_boolean_t beacon,
+			bfa_boolean_t link_e2e_beacon);
+void bfa_cb_pport_event(void *cbarg, bfa_pport_event_t event);
+void bfa_pport_qos_get_attr(struct bfa_s *bfa, struct bfa_qos_attr_s *qos_attr);
+void bfa_pport_qos_get_vc_attr(struct bfa_s *bfa,
+			struct bfa_qos_vc_attr_s *qos_vc_attr);
+bfa_status_t bfa_pport_get_qos_stats(struct bfa_s *bfa,
+			union bfa_pport_stats_u *stats,
+			bfa_cb_pport_t cbfn, void *cbarg);
+bfa_status_t bfa_pport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn,
+			void *cbarg);
+bfa_boolean_t     bfa_pport_is_ratelim(struct bfa_s *bfa);
+bfa_boolean_t	bfa_pport_is_linkup(struct bfa_s *bfa);
+
+/*
+ * bfa rport API functions
+ */
+struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv);
+void bfa_rport_delete(struct bfa_rport_s *rport);
+void bfa_rport_online(struct bfa_rport_s *rport,
+			struct bfa_rport_info_s *rport_info);
+void bfa_rport_offline(struct bfa_rport_s *rport);
+void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_pport_speed speed);
+void bfa_rport_get_stats(struct bfa_rport_s *rport,
+			struct bfa_rport_hal_stats_s *stats);
+void bfa_rport_clear_stats(struct bfa_rport_s *rport);
+void bfa_cb_rport_online(void *rport);
+void bfa_cb_rport_offline(void *rport);
+void bfa_cb_rport_qos_scn_flowid(void *rport,
+			struct bfa_rport_qos_attr_s old_qos_attr,
+			struct bfa_rport_qos_attr_s new_qos_attr);
+void bfa_cb_rport_qos_scn_prio(void *rport,
+			struct bfa_rport_qos_attr_s old_qos_attr,
+			struct bfa_rport_qos_attr_s new_qos_attr);
+void bfa_rport_get_qos_attr(struct bfa_rport_s *rport,
+			struct bfa_rport_qos_attr_s *qos_attr);
+
+/*
+ * bfa fcxp API functions
+ */
+struct bfa_fcxp_s *bfa_fcxp_alloc(void *bfad_fcxp, struct bfa_s *bfa,
+			int nreq_sgles, int nrsp_sgles,
+			bfa_fcxp_get_sgaddr_t get_req_sga,
+			bfa_fcxp_get_sglen_t get_req_sglen,
+			bfa_fcxp_get_sgaddr_t get_rsp_sga,
+			bfa_fcxp_get_sglen_t get_rsp_sglen);
+void bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
+			bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *cbarg);
+void bfa_fcxp_walloc_cancel(struct bfa_s *bfa,
+			struct bfa_fcxp_wqe_s *wqe);
+void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp);
+
+void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp);
+void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp);
+
+void bfa_fcxp_free(struct bfa_fcxp_s *fcxp);
+
+void bfa_fcxp_send(struct bfa_fcxp_s *fcxp,
+			struct bfa_rport_s *rport, u16 vf_id, u8 lp_tag,
+			bfa_boolean_t cts, enum fc_cos cos,
+			u32 reqlen, struct fchs_s *fchs,
+			bfa_cb_fcxp_send_t cbfn,
+			void *cbarg,
+			u32 rsp_maxlen, u8 rsp_timeout);
+bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp);
+u32        bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp);
+u32	bfa_fcxp_get_maxrsp(struct bfa_s *bfa);
+
+static inline void *
+bfa_uf_get_frmbuf(struct bfa_uf_s *uf)
+{
+	return uf->data_ptr;
+}
+
+static inline   u16
+bfa_uf_get_frmlen(struct bfa_uf_s *uf)
+{
+	return uf->data_len;
+}
+
+/**
+ *      Callback prototype for unsolicited frame receive handler.
+ *
+ * @param[in]           cbarg           callback arg for receive handler
+ * @param[in]           uf              unsolicited frame descriptor
+ *
+ * @return None
+ */
+typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf);
+
+/*
+ * bfa uf API functions
+ */
+void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv,
+			void *cbarg);
+void bfa_uf_free(struct bfa_uf_s *uf);
+
+/**
+ * bfa lport service api
+ */
+
+struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
+void bfa_lps_delete(struct bfa_lps_s *lps);
+void bfa_lps_discard(struct bfa_lps_s *lps);
+void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
+		   wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en);
+void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn,
+		   wwn_t nwwn);
+void bfa_lps_flogo(struct bfa_lps_s *lps);
+void bfa_lps_fdisclogo(struct bfa_lps_s *lps);
+u8 bfa_lps_get_tag(struct bfa_lps_s *lps);
+bfa_boolean_t bfa_lps_is_npiv_en(struct bfa_lps_s *lps);
+bfa_boolean_t bfa_lps_is_fport(struct bfa_lps_s *lps);
+bfa_boolean_t bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps);
+bfa_boolean_t bfa_lps_is_authreq(struct bfa_lps_s *lps);
+bfa_eproto_status_t bfa_lps_get_extstatus(struct bfa_lps_s *lps);
+u32 bfa_lps_get_pid(struct bfa_lps_s *lps);
+u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid);
+u16 bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps);
+wwn_t bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps);
+wwn_t bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps);
+u8 bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps);
+u8 bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps);
+void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status);
+void bfa_cb_lps_flogo_comp(void *bfad, void *uarg);
+void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status);
+void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg);
+
+#endif /* __BFA_SVC_H__ */
+

drivers/scsi/bfa/include/bfa_timer.h

@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_TIMER_H__
+#define __BFA_TIMER_H__
+
+#include <bfa_os_inc.h>
+#include <cs/bfa_q.h>
+
+struct bfa_s;
+
+typedef void (*bfa_timer_cbfn_t)(void *);
+
+/**
+ * BFA timer data structure
+ */
+struct bfa_timer_s {
+	struct list_head	qe;
+	bfa_timer_cbfn_t timercb;
+	void            *arg;
+	int             timeout;	/**< in millisecs. */
+};
+
+/**
+ * Timer module structure
+ */
+struct bfa_timer_mod_s {
+	struct list_head timer_q;
+};
+
+#define BFA_TIMER_FREQ 500 /**< specified in millisecs */
+
+void bfa_timer_beat(struct bfa_timer_mod_s *mod);
+void bfa_timer_init(struct bfa_timer_mod_s *mod);
+void bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer,
+			bfa_timer_cbfn_t timercb, void *arg,
+			unsigned int timeout);
+void bfa_timer_stop(struct bfa_timer_s *timer);
+
+#endif /* __BFA_TIMER_H__ */

drivers/scsi/bfa/include/bfi/bfi.h

@@ -0,0 +1,174 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_H__
+#define __BFI_H__
+
+#include <bfa_os_inc.h>
+#include <defs/bfa_defs_status.h>
+
+#pragma pack(1)
+
+/**
+ * Msg header common to all msgs
+ */
+struct bfi_mhdr_s {
+	u8         msg_class;	/*  @ref bfi_mclass_t	    */
+	u8         msg_id;		/*  msg opcode with in the class   */
+	union {
+		struct {
+			u8         rsvd;
+			u8         lpu_id;	/*  msg destination	    */
+		} h2i;
+		u16        i2htok;	/*  token in msgs to host	    */
+	} mtag;
+};
+
+#define bfi_h2i_set(_mh, _mc, _op, _lpuid) do {		\
+	(_mh).msg_class 		= (_mc);      \
+	(_mh).msg_id			= (_op);      \
+	(_mh).mtag.h2i.lpu_id	= (_lpuid);      \
+} while (0)
+
+#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do {		\
+	(_mh).msg_class 		= (_mc);      \
+	(_mh).msg_id			= (_op);      \
+	(_mh).mtag.i2htok		= (_i2htok);      \
+} while (0)
+
+/*
+ * Message opcodes: 0-127 to firmware, 128-255 to host
+ */
+#define BFI_I2H_OPCODE_BASE	128
+#define BFA_I2HM(_x) 			((_x) + BFI_I2H_OPCODE_BASE)
+
+/**
+ ****************************************************************************
+ *
+ * Scatter Gather Element and Page definition
+ *
+ ****************************************************************************
+ */
+
+#define BFI_SGE_INLINE	1
+#define BFI_SGE_INLINE_MAX	(BFI_SGE_INLINE + 1)
+
+/**
+ * SG Flags
+ */
+enum {
+	BFI_SGE_DATA	= 0,	/*  data address, not last	     */
+	BFI_SGE_DATA_CPL	= 1,	/*  data addr, last in current page */
+	BFI_SGE_DATA_LAST	= 3,	/*  data address, last		     */
+	BFI_SGE_LINK	= 2,	/*  link address		     */
+	BFI_SGE_PGDLEN	= 2,	/*  cumulative data length for page */
+};
+
+/**
+ * DMA addresses
+ */
+union bfi_addr_u {
+	struct {
+		u32        addr_lo;
+		u32        addr_hi;
+	} a32;
+};
+
+/**
+ * Scatter Gather Element
+ */
+struct bfi_sge_s {
+#ifdef __BIGENDIAN
+	u32        flags	: 2,
+			rsvd	: 2,
+			sg_len	: 28;
+#else
+	u32        sg_len	: 28,
+			rsvd	: 2,
+			flags	: 2;
+#endif
+	union bfi_addr_u sga;
+};
+
+/**
+ * Scatter Gather Page
+ */
+#define BFI_SGPG_DATA_SGES		7
+#define BFI_SGPG_SGES_MAX		(BFI_SGPG_DATA_SGES + 1)
+#define BFI_SGPG_RSVD_WD_LEN	8
+struct bfi_sgpg_s {
+	struct bfi_sge_s sges[BFI_SGPG_SGES_MAX];
+	u32	rsvd[BFI_SGPG_RSVD_WD_LEN];
+};
+
+/*
+ * Large Message structure - 128 Bytes size Msgs
+ */
+#define BFI_LMSG_SZ		128
+#define BFI_LMSG_PL_WSZ	\
+			((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4)
+
+struct bfi_msg_s {
+	struct bfi_mhdr_s mhdr;
+	u32	pl[BFI_LMSG_PL_WSZ];
+};
+
+/**
+ * Mailbox message structure
+ */
+#define BFI_MBMSG_SZ		7
+struct bfi_mbmsg_s {
+	struct bfi_mhdr_s	mh;
+	u32		pl[BFI_MBMSG_SZ];
+};
+
+/**
+ * Message Classes
+ */
+enum bfi_mclass {
+	BFI_MC_IOC		= 1,	/*  IO Controller (IOC)	    */
+	BFI_MC_DIAG		= 2,	/*  Diagnostic Msgs		    */
+	BFI_MC_FLASH		= 3,	/*  Flash message class	    */
+	BFI_MC_CEE		= 4,
+	BFI_MC_FC_PORT		= 5,	/*  FC port		   	    */
+	BFI_MC_IOCFC		= 6,	/*  FC - IO Controller (IOC)	    */
+	BFI_MC_LL		= 7,	/*  Link Layer		 	    */
+	BFI_MC_UF		= 8,	/*  Unsolicited frame receive	    */
+	BFI_MC_FCXP		= 9,	/*  FC Transport		    */
+	BFI_MC_LPS		= 10,	/*  lport fc login services	    */
+	BFI_MC_RPORT		= 11,	/*  Remote port		    */
+	BFI_MC_ITNIM		= 12,	/*  I-T nexus (Initiator mode)	    */
+	BFI_MC_IOIM_READ	= 13,	/*  read IO (Initiator mode)	    */
+	BFI_MC_IOIM_WRITE	= 14,	/*  write IO (Initiator mode)	    */
+	BFI_MC_IOIM_IO		= 15,	/*  IO (Initiator mode)	    */
+	BFI_MC_IOIM		= 16,	/*  IO (Initiator mode)	    */
+	BFI_MC_IOIM_IOCOM	= 17,	/*  good IO completion		    */
+	BFI_MC_TSKIM		= 18,	/*  Initiator Task management	    */
+	BFI_MC_SBOOT		= 19,	/*  SAN boot services		    */
+	BFI_MC_IPFC		= 20,	/*  IP over FC Msgs		    */
+	BFI_MC_PORT		= 21,	/*  Physical port		    */
+	BFI_MC_MAX		= 32
+};
+
+#define BFI_IOC_MAX_CQS		4
+#define BFI_IOC_MAX_CQS_ASIC	8
+#define BFI_IOC_MSGLEN_MAX	32	/* 32 bytes */
+
+#pragma pack()
+
+#endif /* __BFI_H__ */
+

drivers/scsi/bfa/include/bfi/bfi_boot.h

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+/*
+ * bfi_boot.h
+ */
+
+#ifndef __BFI_BOOT_H__
+#define __BFI_BOOT_H__
+
+#define BFI_BOOT_TYPE_OFF		8
+#define BFI_BOOT_PARAM_OFF		12
+
+#define BFI_BOOT_TYPE_NORMAL 		0	/* param is device id */
+#define	BFI_BOOT_TYPE_FLASH		1
+#define	BFI_BOOT_TYPE_MEMTEST		2
+
+#define BFI_BOOT_MEMTEST_RES_ADDR   0x900
+#define BFI_BOOT_MEMTEST_RES_SIG    0xA0A1A2A3
+
+#endif

drivers/scsi/bfa/include/bfi/bfi_cbreg.h

@@ -0,0 +1,305 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfi_cbreg.h crossbow host block register definitions
+ *
+ * !!! Do not edit. Auto generated. !!!
+ */
+
+#ifndef __BFI_CBREG_H__
+#define __BFI_CBREG_H__
+
+
+#define HOSTFN0_INT_STATUS               0x00014000
+#define __HOSTFN0_INT_STATUS_LVL_MK      0x00f00000
+#define __HOSTFN0_INT_STATUS_LVL_SH      20
+#define __HOSTFN0_INT_STATUS_LVL(_v)     ((_v) << __HOSTFN0_INT_STATUS_LVL_SH)
+#define __HOSTFN0_INT_STATUS_P           0x000fffff
+#define HOSTFN0_INT_MSK                  0x00014004
+#define HOST_PAGE_NUM_FN0                0x00014008
+#define __HOST_PAGE_NUM_FN               0x000001ff
+#define HOSTFN1_INT_STATUS               0x00014100
+#define __HOSTFN1_INT_STAT_LVL_MK        0x00f00000
+#define __HOSTFN1_INT_STAT_LVL_SH        20
+#define __HOSTFN1_INT_STAT_LVL(_v)       ((_v) << __HOSTFN1_INT_STAT_LVL_SH)
+#define __HOSTFN1_INT_STAT_P             0x000fffff
+#define HOSTFN1_INT_MSK                  0x00014104
+#define HOST_PAGE_NUM_FN1                0x00014108
+#define APP_PLL_400_CTL_REG              0x00014204
+#define __P_400_PLL_LOCK                 0x80000000
+#define __APP_PLL_400_SRAM_USE_100MHZ    0x00100000
+#define __APP_PLL_400_RESET_TIMER_MK     0x000e0000
+#define __APP_PLL_400_RESET_TIMER_SH     17
+#define __APP_PLL_400_RESET_TIMER(_v)    ((_v) << __APP_PLL_400_RESET_TIMER_SH)
+#define __APP_PLL_400_LOGIC_SOFT_RESET   0x00010000
+#define __APP_PLL_400_CNTLMT0_1_MK       0x0000c000
+#define __APP_PLL_400_CNTLMT0_1_SH       14
+#define __APP_PLL_400_CNTLMT0_1(_v)      ((_v) << __APP_PLL_400_CNTLMT0_1_SH)
+#define __APP_PLL_400_JITLMT0_1_MK       0x00003000
+#define __APP_PLL_400_JITLMT0_1_SH       12
+#define __APP_PLL_400_JITLMT0_1(_v)      ((_v) << __APP_PLL_400_JITLMT0_1_SH)
+#define __APP_PLL_400_HREF               0x00000800
+#define __APP_PLL_400_HDIV               0x00000400
+#define __APP_PLL_400_P0_1_MK            0x00000300
+#define __APP_PLL_400_P0_1_SH            8
+#define __APP_PLL_400_P0_1(_v)           ((_v) << __APP_PLL_400_P0_1_SH)
+#define __APP_PLL_400_Z0_2_MK            0x000000e0
+#define __APP_PLL_400_Z0_2_SH            5
+#define __APP_PLL_400_Z0_2(_v)           ((_v) << __APP_PLL_400_Z0_2_SH)
+#define __APP_PLL_400_RSEL200500         0x00000010
+#define __APP_PLL_400_ENARST             0x00000008
+#define __APP_PLL_400_BYPASS             0x00000004
+#define __APP_PLL_400_LRESETN            0x00000002
+#define __APP_PLL_400_ENABLE             0x00000001
+#define APP_PLL_212_CTL_REG              0x00014208
+#define __P_212_PLL_LOCK                 0x80000000
+#define __APP_PLL_212_RESET_TIMER_MK     0x000e0000
+#define __APP_PLL_212_RESET_TIMER_SH     17
+#define __APP_PLL_212_RESET_TIMER(_v)    ((_v) << __APP_PLL_212_RESET_TIMER_SH)
+#define __APP_PLL_212_LOGIC_SOFT_RESET   0x00010000
+#define __APP_PLL_212_CNTLMT0_1_MK       0x0000c000
+#define __APP_PLL_212_CNTLMT0_1_SH       14
+#define __APP_PLL_212_CNTLMT0_1(_v)      ((_v) << __APP_PLL_212_CNTLMT0_1_SH)
+#define __APP_PLL_212_JITLMT0_1_MK       0x00003000
+#define __APP_PLL_212_JITLMT0_1_SH       12
+#define __APP_PLL_212_JITLMT0_1(_v)      ((_v) << __APP_PLL_212_JITLMT0_1_SH)
+#define __APP_PLL_212_HREF               0x00000800
+#define __APP_PLL_212_HDIV               0x00000400
+#define __APP_PLL_212_P0_1_MK            0x00000300
+#define __APP_PLL_212_P0_1_SH            8
+#define __APP_PLL_212_P0_1(_v)           ((_v) << __APP_PLL_212_P0_1_SH)
+#define __APP_PLL_212_Z0_2_MK            0x000000e0
+#define __APP_PLL_212_Z0_2_SH            5
+#define __APP_PLL_212_Z0_2(_v)           ((_v) << __APP_PLL_212_Z0_2_SH)
+#define __APP_PLL_212_RSEL200500         0x00000010
+#define __APP_PLL_212_ENARST             0x00000008
+#define __APP_PLL_212_BYPASS             0x00000004
+#define __APP_PLL_212_LRESETN            0x00000002
+#define __APP_PLL_212_ENABLE             0x00000001
+#define HOST_SEM0_REG                    0x00014230
+#define __HOST_SEMAPHORE                 0x00000001
+#define HOST_SEM1_REG                    0x00014234
+#define HOST_SEM2_REG                    0x00014238
+#define HOST_SEM3_REG                    0x0001423c
+#define HOST_SEM0_INFO_REG               0x00014240
+#define HOST_SEM1_INFO_REG               0x00014244
+#define HOST_SEM2_INFO_REG               0x00014248
+#define HOST_SEM3_INFO_REG               0x0001424c
+#define HOSTFN0_LPU0_CMD_STAT            0x00019000
+#define __HOSTFN0_LPU0_MBOX_INFO_MK      0xfffffffe
+#define __HOSTFN0_LPU0_MBOX_INFO_SH      1
+#define __HOSTFN0_LPU0_MBOX_INFO(_v)     ((_v) << __HOSTFN0_LPU0_MBOX_INFO_SH)
+#define __HOSTFN0_LPU0_MBOX_CMD_STATUS   0x00000001
+#define LPU0_HOSTFN0_CMD_STAT            0x00019008
+#define __LPU0_HOSTFN0_MBOX_INFO_MK      0xfffffffe
+#define __LPU0_HOSTFN0_MBOX_INFO_SH      1
+#define __LPU0_HOSTFN0_MBOX_INFO(_v)     ((_v) << __LPU0_HOSTFN0_MBOX_INFO_SH)
+#define __LPU0_HOSTFN0_MBOX_CMD_STATUS   0x00000001
+#define HOSTFN1_LPU1_CMD_STAT            0x00019014
+#define __HOSTFN1_LPU1_MBOX_INFO_MK      0xfffffffe
+#define __HOSTFN1_LPU1_MBOX_INFO_SH      1
+#define __HOSTFN1_LPU1_MBOX_INFO(_v)     ((_v) << __HOSTFN1_LPU1_MBOX_INFO_SH)
+#define __HOSTFN1_LPU1_MBOX_CMD_STATUS   0x00000001
+#define LPU1_HOSTFN1_CMD_STAT            0x0001901c
+#define __LPU1_HOSTFN1_MBOX_INFO_MK      0xfffffffe
+#define __LPU1_HOSTFN1_MBOX_INFO_SH      1
+#define __LPU1_HOSTFN1_MBOX_INFO(_v)     ((_v) << __LPU1_HOSTFN1_MBOX_INFO_SH)
+#define __LPU1_HOSTFN1_MBOX_CMD_STATUS   0x00000001
+#define CPE_Q0_DEPTH                     0x00010014
+#define CPE_Q0_PI                        0x0001001c
+#define CPE_Q0_CI                        0x00010020
+#define CPE_Q1_DEPTH                     0x00010034
+#define CPE_Q1_PI                        0x0001003c
+#define CPE_Q1_CI                        0x00010040
+#define CPE_Q2_DEPTH                     0x00010054
+#define CPE_Q2_PI                        0x0001005c
+#define CPE_Q2_CI                        0x00010060
+#define CPE_Q3_DEPTH                     0x00010074
+#define CPE_Q3_PI                        0x0001007c
+#define CPE_Q3_CI                        0x00010080
+#define CPE_Q4_DEPTH                     0x00010094
+#define CPE_Q4_PI                        0x0001009c
+#define CPE_Q4_CI                        0x000100a0
+#define CPE_Q5_DEPTH                     0x000100b4
+#define CPE_Q5_PI                        0x000100bc
+#define CPE_Q5_CI                        0x000100c0
+#define CPE_Q6_DEPTH                     0x000100d4
+#define CPE_Q6_PI                        0x000100dc
+#define CPE_Q6_CI                        0x000100e0
+#define CPE_Q7_DEPTH                     0x000100f4
+#define CPE_Q7_PI                        0x000100fc
+#define CPE_Q7_CI                        0x00010100
+#define RME_Q0_DEPTH                     0x00011014
+#define RME_Q0_PI                        0x0001101c
+#define RME_Q0_CI                        0x00011020
+#define RME_Q1_DEPTH                     0x00011034
+#define RME_Q1_PI                        0x0001103c
+#define RME_Q1_CI                        0x00011040
+#define RME_Q2_DEPTH                     0x00011054
+#define RME_Q2_PI                        0x0001105c
+#define RME_Q2_CI                        0x00011060
+#define RME_Q3_DEPTH                     0x00011074
+#define RME_Q3_PI                        0x0001107c
+#define RME_Q3_CI                        0x00011080
+#define RME_Q4_DEPTH                     0x00011094
+#define RME_Q4_PI                        0x0001109c
+#define RME_Q4_CI                        0x000110a0
+#define RME_Q5_DEPTH                     0x000110b4
+#define RME_Q5_PI                        0x000110bc
+#define RME_Q5_CI                        0x000110c0
+#define RME_Q6_DEPTH                     0x000110d4
+#define RME_Q6_PI                        0x000110dc
+#define RME_Q6_CI                        0x000110e0
+#define RME_Q7_DEPTH                     0x000110f4
+#define RME_Q7_PI                        0x000110fc
+#define RME_Q7_CI                        0x00011100
+#define PSS_CTL_REG                      0x00018800
+#define __PSS_I2C_CLK_DIV_MK             0x00030000
+#define __PSS_I2C_CLK_DIV_SH             16
+#define __PSS_I2C_CLK_DIV(_v)            ((_v) << __PSS_I2C_CLK_DIV_SH)
+#define __PSS_LMEM_INIT_DONE             0x00001000
+#define __PSS_LMEM_RESET                 0x00000200
+#define __PSS_LMEM_INIT_EN               0x00000100
+#define __PSS_LPU1_RESET                 0x00000002
+#define __PSS_LPU0_RESET                 0x00000001
+
+
+/*
+ * These definitions are either in error/missing in spec. Its auto-generated
+ * from hard coded values in regparse.pl.
+ */
+#define __EMPHPOST_AT_4G_MK_FIX          0x0000001c
+#define __EMPHPOST_AT_4G_SH_FIX          0x00000002
+#define __EMPHPRE_AT_4G_FIX              0x00000003
+#define __SFP_TXRATE_EN_FIX              0x00000100
+#define __SFP_RXRATE_EN_FIX              0x00000080
+
+
+/*
+ * These register definitions are auto-generated from hard coded values
+ * in regparse.pl.
+ */
+#define HOSTFN0_LPU_MBOX0_0              0x00019200
+#define HOSTFN1_LPU_MBOX0_8              0x00019260
+#define LPU_HOSTFN0_MBOX0_0              0x00019280
+#define LPU_HOSTFN1_MBOX0_8              0x000192e0
+
+
+/*
+ * These register mapping definitions are auto-generated from mapping tables
+ * in regparse.pl.
+ */
+#define BFA_IOC0_HBEAT_REG               HOST_SEM0_INFO_REG
+#define BFA_IOC0_STATE_REG               HOST_SEM1_INFO_REG
+#define BFA_IOC1_HBEAT_REG               HOST_SEM2_INFO_REG
+#define BFA_IOC1_STATE_REG               HOST_SEM3_INFO_REG
+#define BFA_FW_USE_COUNT                 HOST_SEM4_INFO_REG
+
+#define CPE_Q_DEPTH(__n) \
+	(CPE_Q0_DEPTH + (__n) * (CPE_Q1_DEPTH - CPE_Q0_DEPTH))
+#define CPE_Q_PI(__n) \
+	(CPE_Q0_PI + (__n) * (CPE_Q1_PI - CPE_Q0_PI))
+#define CPE_Q_CI(__n) \
+	(CPE_Q0_CI + (__n) * (CPE_Q1_CI - CPE_Q0_CI))
+#define RME_Q_DEPTH(__n) \
+	(RME_Q0_DEPTH + (__n) * (RME_Q1_DEPTH - RME_Q0_DEPTH))
+#define RME_Q_PI(__n) \
+	(RME_Q0_PI + (__n) * (RME_Q1_PI - RME_Q0_PI))
+#define RME_Q_CI(__n) \
+	(RME_Q0_CI + (__n) * (RME_Q1_CI - RME_Q0_CI))
+
+#define CPE_Q_NUM(__fn, __q)  (((__fn) << 2) + (__q))
+#define RME_Q_NUM(__fn, __q)  (((__fn) << 2) + (__q))
+#define CPE_Q_MASK(__q)  ((__q) & 0x3)
+#define RME_Q_MASK(__q)  ((__q) & 0x3)
+
+
+/*
+ * PCI MSI-X vector defines
+ */
+enum {
+    BFA_MSIX_CPE_Q0 = 0,
+    BFA_MSIX_CPE_Q1 = 1,
+    BFA_MSIX_CPE_Q2 = 2,
+    BFA_MSIX_CPE_Q3 = 3,
+    BFA_MSIX_CPE_Q4 = 4,
+    BFA_MSIX_CPE_Q5 = 5,
+    BFA_MSIX_CPE_Q6 = 6,
+    BFA_MSIX_CPE_Q7 = 7,
+    BFA_MSIX_RME_Q0 = 8,
+    BFA_MSIX_RME_Q1 = 9,
+    BFA_MSIX_RME_Q2 = 10,
+    BFA_MSIX_RME_Q3 = 11,
+    BFA_MSIX_RME_Q4 = 12,
+    BFA_MSIX_RME_Q5 = 13,
+    BFA_MSIX_RME_Q6 = 14,
+    BFA_MSIX_RME_Q7 = 15,
+    BFA_MSIX_ERR_EMC = 16,
+    BFA_MSIX_ERR_LPU0 = 17,
+    BFA_MSIX_ERR_LPU1 = 18,
+    BFA_MSIX_ERR_PSS = 19,
+    BFA_MSIX_MBOX_LPU0 = 20,
+    BFA_MSIX_MBOX_LPU1 = 21,
+    BFA_MSIX_CB_MAX = 22,
+};
+
+/*
+ * And corresponding host interrupt status bit field defines
+ */
+#define __HFN_INT_CPE_Q0                   0x00000001U
+#define __HFN_INT_CPE_Q1                   0x00000002U
+#define __HFN_INT_CPE_Q2                   0x00000004U
+#define __HFN_INT_CPE_Q3                   0x00000008U
+#define __HFN_INT_CPE_Q4                   0x00000010U
+#define __HFN_INT_CPE_Q5                   0x00000020U
+#define __HFN_INT_CPE_Q6                   0x00000040U
+#define __HFN_INT_CPE_Q7                   0x00000080U
+#define __HFN_INT_RME_Q0                   0x00000100U
+#define __HFN_INT_RME_Q1                   0x00000200U
+#define __HFN_INT_RME_Q2                   0x00000400U
+#define __HFN_INT_RME_Q3                   0x00000800U
+#define __HFN_INT_RME_Q4                   0x00001000U
+#define __HFN_INT_RME_Q5                   0x00002000U
+#define __HFN_INT_RME_Q6                   0x00004000U
+#define __HFN_INT_RME_Q7                   0x00008000U
+#define __HFN_INT_ERR_EMC                  0x00010000U
+#define __HFN_INT_ERR_LPU0                 0x00020000U
+#define __HFN_INT_ERR_LPU1                 0x00040000U
+#define __HFN_INT_ERR_PSS                  0x00080000U
+#define __HFN_INT_MBOX_LPU0                0x00100000U
+#define __HFN_INT_MBOX_LPU1                0x00200000U
+#define __HFN_INT_MBOX1_LPU0               0x00400000U
+#define __HFN_INT_MBOX1_LPU1               0x00800000U
+#define __HFN_INT_CPE_MASK                 0x000000ffU
+#define __HFN_INT_RME_MASK                 0x0000ff00U
+
+
+/*
+ * crossbow memory map.
+ */
+#define PSS_SMEM_PAGE_START	0x8000
+#define PSS_SMEM_PGNUM(_pg0, _ma)	((_pg0) + ((_ma) >> 15))
+#define PSS_SMEM_PGOFF(_ma)	((_ma) & 0x7fff)
+
+/*
+ * End of crossbow memory map
+ */
+
+
+#endif /* __BFI_CBREG_H__ */
+